CN209102924U - Rotary Terahertz safety check apparatus - Google Patents
Rotary Terahertz safety check apparatus Download PDFInfo
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- CN209102924U CN209102924U CN201821697555.6U CN201821697555U CN209102924U CN 209102924 U CN209102924 U CN 209102924U CN 201821697555 U CN201821697555 U CN 201821697555U CN 209102924 U CN209102924 U CN 209102924U
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Abstract
Rotary Terahertz safety check apparatus, belongs to hazardous material detection device field, it is characterised in that: including verifying gate, detector gate, Terahertz rays safety detection apparatus, visual light imaging equipment, safety check cabin and host computer；Terahertz rays safety detection apparatus is set in equipment compartment；The verifying gate and detector gate are set in turn in safety check cabin arrival end；The outlet end is provided with operation bench；The host computer is set in operation bench；The upper end of the arrival end, outlet end and Terahertz rays safety detection apparatus is provided with visual light imaging equipment；The verifying gate, detector gate, Terahertz rays safety detection apparatus, visual light imaging equipment are connected with host computer.Using rotary Terahertz safety check, it treats security staff and carries out 360 degrees omnidirection detection, detection is without dead angle, monitoring can be thus achieved without stopping for a long time, to improve detection efficiency, it can satisfy biggish Pedestrian flow detection, provide efficient, the comprehensive Terahertz human body detection device of one kind and method.
Description
Technical field
The utility model belongs to hazardous material detection device field, more particularly to one kind is pacified by THz imaging technology
The rotary Terahertz safety check apparatus of inspection.
Background technique
Terahertz safe examination system is widely used in the place that the entry and exit people such as airport, port, customs, state's inspection compare concentration, work
Make personnel and safety detection is carried out to the article that human body carries using Terahertz hazardous material detection equipment, it may be found that carries dangerous material
Tested personnel manually check, and do not find that the pedestrian of dangerous material directly lets pass.It can effectively avoid using Terahertz safe examination system
The entrance stream of people of public place is crowded, saves detection time, improves detection efficiency, and reduce the workload of staff.
Dangerous article detection system used at present is stop formula detection system, such as metal detector and X ray tester
Deng such system usually requires Security Personnel and detects one by one to a suspect, when flow of the people is excessive, or needs to detect larger
Range, or when detecting simultaneously to multiple target, such system is used to detect the inefficiency of dangerous material.Laser spectrum tech
The laser for the certain specific wavelengths for absorbing or emitting when the main irradiation using detected material stimulated light is to determine whether there are quick-fried
Fried object.Limitation is that laser can not pass through opaque article, thus cannot detect hiding explosive.Thermal imaging is mainly
It is detected using the temperature difference between hiding article and surface, this technology advantage in terms of body bombs is significant.But
The flowing of air and other heat sources can all have an impact Effect on Detecting, while the technology can only provide the shape letter of hiding product
Breath is difficult to identify explosive from the angle of material composition.Millimeter-wave technology passes through detecting object own transmission or anti-by object
It is emitted back towards the millimeter wave band electromagnetic radiation come and is imaged, millimeter wave has good penetrability to atmosphere and clothing, can be remote
The hiding weapon of distance measurement, but do not have material composition recognition capability.
Utility model content
Based on above-mentioned technical problem, it is high that the utility model proposes safety check precision, time-consuming short, and high-efficient utilizes Terahertz skill
The rotary Terahertz safety check apparatus of art progress safety check.
Rotary Terahertz safety check apparatus described in the utility model, including verifying gate, detector gate, Terahertz safety check are set
Standby, visual light imaging equipment, safety check cabin and host computer；The safety check cabin is equipped at least one set of outlet end and arrival end；The peace
Inspection cabin is arranged to equipment compartment and main cabin；Aforementioned Terahertz rays safety detection apparatus is set in equipment compartment；One rotation of setting in the main cabin
Turntable；The verifying gate and detector gate are set in turn in safety check cabin arrival end；The outlet end is provided with operation bench；On described
Position machine is set in operation bench；The upper end of the arrival end, outlet end and Terahertz rays safety detection apparatus is provided with visual light imaging
Equipment；The verifying gate, detector gate, Terahertz rays safety detection apparatus, visual light imaging equipment are connected with host computer.
Rotary Terahertz safety check apparatus described in the utility model further includes body temperature measuring devices, 3D camera and gas
Detector；The body temperature measuring devices are set to the arrival end in safety check cabin；The 3D camera is set to Terahertz rays safety detection apparatus
Upper end；The detector is set on revolving-turret；The body temperature measuring devices, 3D camera and detector are equal
It is connected with host computer.
Rotary Terahertz safety check apparatus described in the utility model is provided with gravity sensor in the revolving-turret.
Rotary Terahertz safety check apparatus described in the utility model, the Terahertz rays safety detection apparatus include that terahertz image is adopted
Collect unit, terahertz image preprocessing module and terahertz image processing module；The terahertz image preprocessing module and too
Hertz image processing module is connected with terahertz image acquisition unit respectively, and terahertz image processing module is connected with host computer.
Rotary Terahertz safety check apparatus described in the utility model, the visual light imaging equipment are video camera.
Rotary Terahertz safety check apparatus described in the utility model, the verifying gate are testimony of a witness unification verifying gate；Institute
Stating detector gate is metal detection detector gate.
Rotary Terahertz safety check apparatus described in the utility model, the testimony of a witness unification verifying gate are provided with recognition of face
Device and identity information identification device.
Rotary Terahertz safety check apparatus described in the utility model, the testimony of a witness unification verifying gate, metal detection safety check
Door, safety check cabin and operation bench are provided with acoustic-optic alarm；The acoustic-optic alarm is connected with host computer.
Using the safety inspection method of rotary Terahertz safety check apparatus described in the utility model, include the following steps:
1) identity information to security staff is obtained by the identity information identification device that the testimony of a witness unifies verifying gate, simultaneously
Facial image is obtained by face identification device, and the face information of equipment acquisition is compared with the face information in identity card
It is right；Compare it is obstructed it is out-of-date alarmed by acoustic-optic alarm, gate is not opened；Gate is opened when comparison passes through, to security staff
It is detected into metal detector gate；Testimony of a witness comparison result is uploaded to host computer simultaneously；
2) metal detector gate is passed through to security staff by testimony of a witness unification verifying gate, metal detector gate is detected to safety check
Whether personnel carry metal；It is alarmed if carrying by acoustic-optic alarm；Metal information is carried from too if being not detected
The entrance of hertz security check passage enters；Metal detection result is uploaded to host computer simultaneously；
3) it is detected in the body temperature that security staff is treated in safety check cabin inlet by body temperature measuring devices, to security staff
Body temperature is higher than normal value, and then safety check cabin acoustic-optic alarm is alarmed；If to security staff's body temperature normally if pass through safety check cabin arrival end
Into the main cabin in safety check cabin；
4) enter in the main cabin in safety check cabin to security staff, stand to revolving-turret, rotate a circle；It is set to safety check cabin
Terahertz rays safety detection apparatus in equipment compartment is obtained by terahertz image acquisition unit to security staff under dynamic detection mode
Terahertz information be transmitted to terahertz image preprocessing module and terahertz image processing module is taken disciplinary action analysis, export terahertz
Hereby testing result, if being alarmed to carry dangerous material with security staff by safety check cabin combined aural and visual alarm；And it will test result
It is uploaded to host computer；The detector for being set to revolving-turret simultaneously treats testing staff and carries out gas detection, if detecting
Dangerous material gas is then alarmed by safety check cabin combined aural and visual alarm；And it will test result and be uploaded to host computer；Positioned at Terahertz safety check
Visual light imaging equipment in equipment captures to security staff's face image, and is uploaded to host computer；3D camera turns rotation
Being rotated by 360 ° to security staff from multiple visual angles on platform acquires human body image data；
5) be set to operation bench host computer combine aforementioned testimony of a witness comparison result, metal detection result, temperature check result,
Terahertz testing result and gas detection result analyzed and determined, if to security staff not by testimony of a witness comparison, carry metal,
Fever carries dangerous goods, then is alarmed by the acoustic-optic alarm of operation bench；Otherwise, to security staff from peace
The outlet in cabin is examined by completing safety check；
6) two visual light imaging equipment for being set to safety check cabin arrival end and outlet end are passed through in security staff to be pacified respectively
Obtain image when cabin is with cabin out, and be uploaded to host computer, carry out personnel into cabin, go out cabin and judge.
The safety inspection method of rotary Terahertz safety check apparatus described in the utility model, the human body image data includes color
Data, depth data and skeleton data.
Rotary Terahertz safety check apparatus described in the utility model treats security staff using rotary Terahertz safety check
360 degrees omnidirection detection is carried out, detects without dead angle, monitoring can be thus achieved without stopping for a long time, to improve detection effect
Rate can satisfy biggish Pedestrian flow detection, provide efficient, the comprehensive Terahertz human body detection device of one kind and method.
Detailed description of the invention
Fig. 1 rotary Terahertz safety check apparatus structure (turntable) schematic diagram described in the utility model；
Fig. 2 rotary Terahertz safety inspection method flow diagram described in the utility model；
Fig. 3 rotary Terahertz safety check apparatus structure (rotatable cabin) schematic diagram described in the utility model.
Specific embodiment
Rotary Terahertz safety check apparatus described in the utility model is described in detail with reference to the accompanying drawings and embodiments.
Rotary Terahertz safety check apparatus described in the utility model includes verifying gate, detector gate, terahertz as shown in Figure 1
Hereby rays safety detection apparatus, visual light imaging equipment, safety check cabin and host computer；The safety check cabin is equipped at least one set of outlet end and entrance
End；The safety check cabin is arranged to equipment compartment and main cabin；Aforementioned Terahertz rays safety detection apparatus is set in equipment compartment；It is set in the main cabin
Set a revolving-turret；The verifying gate and detector gate are set in turn in safety check cabin arrival end；The outlet end is provided with manipulation
Platform；The host computer is set in operation bench；The upper end of the arrival end, outlet end and Terahertz rays safety detection apparatus is provided with can
Light-exposed imaging device；The verifying gate, detector gate, Terahertz rays safety detection apparatus, visual light imaging equipment pass through POE interchanger
It is connected with host computer.It further include body temperature measuring devices, 3D camera and detector；The body temperature measuring devices are set to
The arrival end in safety check cabin；The 3D camera is set to the upper end of Terahertz rays safety detection apparatus；The detector is set to rotation
It walks around on platform；The body temperature measuring devices, 3D camera are connected by USB interface with host computer；Detector passes through POE
Interchanger is connected with host computer.Be provided with gravity sensor in the revolving-turret, gravity sensor by POE interchanger with
Host computer connection.The visual light imaging equipment is video camera.The verifying gate is testimony of a witness unification verifying gate；The safety check
Door is metal detection detector gate.The testimony of a witness unification verifying gate is provided with face identification device and identity information identification device.
The testimony of a witness unification verifying gate, metal detection detector gate, safety check cabin and operation bench are provided with acoustic-optic alarm；The sound
Light warning device is connected with host computer.
Testimony of a witness unification verifying gate is arranged at the arrival end of safety check cabin, carries out to security staff's authentication；Metal safety check
Door setting is unified between verifying gate and safety check cabin entrance in the testimony of a witness, and whether detection is to carry metal with security staff；
Body temperature measuring devices are placed on safety check cabin entrance top, detect the body temperature to security staff, reduce the cross-infection of personnel's infectious disease
Probability；Operation bench is arranged beside safety check cabin or remote control room, carries out the control of safe examination system and the preservation of safety check result
And it retrieves, check；Terahertz rays safety detection apparatus is placed on the equipment compartment in safety check cabin, and a visual light imaging equipment is located at Terahertz peace
It examines in equipment, for capturing to security staff's face image；Other two visual light imaging equipment is located in safety check cabin
The top position of entrance, carry out personnel into cabin, go out cabin judge；It is rotated by 360 °, presses on the revolving-turret of safety check cabin to security staff
Safety check demand, which grabs the terahertz image of special angle or obtains terahertz image in real time, carries out target detection, object detection method
The main pretreatment including terahertz image, human body positioning in image, target detection etc. in human body；Detector be installed on to
In the pedal for the revolving-turret that security staff stands, detect in cabin whether carry flammable gas/liquid to security staff.
Terahertz rays safety detection apparatus includes terahertz image acquisition unit, terahertz image preprocessing module and terahertz image
Processing module；The terahertz image preprocessing module and terahertz image processing module respectively with terahertz image acquisition unit
It is connected, terahertz image processing module is connected with host computer.Terahertz rays safety detection apparatus works in dynamic mode, passive in real time to receive
The Terahertz energy of human body radiation, it is special to terahertz radiation, reflection and transmission based on metal, non-metal article and human body itself
Property difference, using intelligent image processing real-time detection human body whether carry dangerous goods, if carry dangerous goods, in terahertz
Hereby the human-computer interaction interface of rays safety detection apparatus marks out dangerous goods in position of human body and shows general profile, has on interface apparent
Alarm warning label, while alarming with sound, light, and saving related visible images and terahertz image.
From safety check cabin arrival end to outlet end, testimony of a witness unification detection, the inspection of metal detector gate are carried out in order to security staff
Survey, temperature check, Terahertz human testing, odor detection, operation bench manual confirmation inspection.In the present embodiment, the testimony of a witness is unified
Verifying gate selects Shenzhen roller RNCFH8008-15, is a intelligent integrated formula channel machine testimony of a witness verification terminal；Metal detection
Door selects Guangdong to pacify shield AD-2286 digital metal detection door, and Terahertz rays safety detection apparatus is the research and development of Xi'an Tian Yi Terahertz company
T-hunting I6401W passive type Terahertz safety check instrument.The 1045- at peak steps in body temperature measuring devices selection day nation
PhidgetTemperatureSensor IR；3D camera Human Modeling uses intel realsense or Microsoft
Kinect or primesense.
When into safety check cabin, security staff is treated first and carries out identity validation, to prevent from falsely using other people certificates or using false
Card, the first unification of the progress testimony of a witness check that testimony of a witness verification equipment, which is read, is detected personnel's ID card information, and collection in worksite face figure
Picture is compared with the photo in identity card, is confirmed whether it is my certificate, if comparing successfully, gate is opened, Ren Yuantong
It crosses, otherwise staff intervenes.Testimony of a witness verification equipment and the networking of public security database can carry out blacklist inquiry, assist public security system
Arrest suspect.The function of testimony of a witness unification verifying gate can be total be summarised as ticket veritification, testimony of a witness comparison, public security networking, at emergency
It sets.
When the personnel of being detected pass through metal detector gate, the metal entrained by it is more than according to weight, quantity or shape
Etc. parameters preset parameter value when, detector gate is alarmed at once, and shows the metal region for causing alarm, and result is passed
To host computer, merged with human body Terahertz safety check result.
Body temperature measuring devices are placed on safety check cabin entrance top, measure to the body temperature of the detected personnel of entrance, institute
The body temperature measured be higher than preset temperature when, safety check cabin starting alarm, if body temperature normally if enter safety check cabin in, personnel are reduced with this
Infectious disease cross-infection probability.
Host computer is installed on operation bench, is mainly used for testimony of a witness unification, metal detector gate, body temperature measurement, human body too
Hertz safety check, all kinds of testing results of gas detection are associated and carry out comprehensive descision, provide final detection result and alarm, gold
Belong to detection and the alarm of hazardous material detection is divided into metal detection alarm and target detection alarm executes.Staff is according to most terminating
Fruit carries dangerous material to detected personnel and carries out manual confirmation.
The safety inspection method of rotary Terahertz safety check apparatus described in the utility model, includes the following steps: as shown in Figure 2
1) identity information to security staff is obtained by the identity information identification device that the testimony of a witness unifies verifying gate, simultaneously
Facial image is obtained by face identification device, and the face information of equipment acquisition is compared with the face information in identity card
It is right；Compare it is obstructed it is out-of-date alarmed by acoustic-optic alarm, gate is not opened；Gate is opened when comparison passes through, to security staff
It is detected into metal detector gate；Testimony of a witness comparison result is uploaded to host computer simultaneously；
2) metal detector gate is passed through to security staff by testimony of a witness unification verifying gate, metal detector gate is detected to safety check
Whether personnel carry metal；It is alarmed if carrying by acoustic-optic alarm；Metal information is carried from too if being not detected
The entrance of hertz security check passage enters；Metal detection result is uploaded to host computer simultaneously；
3) it is detected in the body temperature that security staff is treated in safety check cabin inlet by body temperature measuring devices, if to safety check people
Member's body temperature is higher than normal value, and then safety check cabin acoustic-optic alarm is alarmed；If to security staff's body temperature normally if pass through safety check cabin entrance
End enters the main cabin in safety check cabin；
4) entering in the main cabin in safety check cabin to security staff into safety check cabin stands to revolving-turret, revolving-turret
It detects to start after gravity and rotate a circle；The Terahertz rays safety detection apparatus in safety check chamber device cabin is set under dynamic detection mode
By terahertz image acquisition unit obtain to security staff Terahertz information be transmitted to terahertz image preprocessing module and
Terahertz image processing module is taken disciplinary action analysis, and Terahertz testing result is exported, if to carry dangerous material with security staff,
It is alarmed by safety check cabin combined aural and visual alarm；And it will test result and be uploaded to host computer；It is set to the gas inspection of revolving-turret simultaneously
It surveys device and treats testing staff's progress gas detection, if detecting dangerous material gas, pass through the alarm of safety check cabin combined aural and visual alarm；And
It will test result and be uploaded to host computer；Visual light imaging equipment on Terahertz rays safety detection apparatus is captured to security staff just
Face image, and it is uploaded to host computer；3D camera to security staff to being rotated by 360 ° from multiple visual angles on revolving-turret
Acquire human body image data；
5) be set to operation bench host computer combine aforementioned testimony of a witness comparison result, metal detection result, temperature check result,
Terahertz testing result and gas detection result analyzed and determined, if to security staff not by testimony of a witness comparison, carry metal,
Fever carries dangerous goods, then is alarmed by the acoustic-optic alarm of operation bench；Otherwise, to security staff from peace
The outlet in cabin is examined by completing safety check；
6) two visual light imaging equipment for being set to safety check cabin arrival end and outlet end are passed through in security staff to be pacified respectively
Obtain image when cabin is with cabin out, and be uploaded to host computer, carry out personnel into cabin, go out cabin and judge.
The safety inspection method of rotary Terahertz safety check apparatus described in the utility model, the human figure of 3D camera acquisition
As data include color data, depth data and skeleton data.
Embodiment two
According to the arrangement demand in safety check place, as shown in Figure 1, testimony of a witness unification verifying gate and metal detector gate are placed on peace
The position of cabin inlet side is examined, testimony of a witness unification inspection, the detection of metal detector gate, human body temperature detection, Terahertz people are successively carried out
Physical examination survey and 5 gas detection, operation bench manual confirmation safety check steps；
Testimony of a witness unification is carried out first checks that testimony of a witness verification equipment is read to security staff's ID card information, and collection in worksite
Facial image is compared with the photo in identity card, is confirmed whether it is my certificate, if comparing successfully, gate is opened, people
Member passes through, and otherwise staff intervenes.The result that the testimony of a witness is verified is uploaded to station host computer, can be into the networking of public security database
The inquiry of row blacklist, auxiliary public security system arrest suspect.
When security staff passes through metal detector gate, the metal entrained by it is more than according to weight, quantity or shape
When the parameter value preset, detector gate is alarmed at once, and shows the metal region for causing alarm, and result is reached operation
Platform host computer is merged with human body Terahertz safety check result.
To security staff before safety check cabin entrance A entrance, the temperature check equipment in A mouthfuls of safety check cabin can remote probe wait for
The body temperature of security staff, and real-time transmission is to operation bench host computer；If needing cooperation Security Personnel to security staff's abnormal body temperature
Further detection confirmation is carried out, the probability of safety check occasion cross-infection is reduced；
Enter to security staff from safety check cabin entrance A, the mode to rotate a circle may include: the revolving-turret in cabin of 1) standing
On, gravity sensor rear turntable is triggered as shown in Figure 1 and is rotated automatically, is treated security staff and is carried out 360 ° of whole body detections；2)
Motionless in detection position to security staff station, safety check cabin as shown in Figure 3 is at the uniform velocity rotated by 360 ° detection；Upper two ways can be real
Now allow the purpose to rotate a circle to security staff.After the completion of detection according to voice prompting from entrance B come out or from entrance B into
Enter, is come out from entrance A.
During rotation in cabin to security staff, 3D camera is rotated by 360 ° from multiple people on turntable
The sequence image of visual angle acquisition somatic data.Image data includes color data, depth data and skeleton data, analyzes data,
It is partitioned into somatic data；By the relevant processing such as depth point cloud data de-noising, smooth, matching, somatic data gridding is realized；
Using human parameters data, master pattern is parameterized；The manikin and master pattern rapid fusion of acquisition, optimization aim
Three-dimensional (3 D) manikin quickly generates manikin true to nature.
Be disposed with air duct right above detector, air duct entrance is equipped with axial flow blower, blower by air duct to
Underface blow air will test result after detector detection when personnel to be detected carry flammable gas/liquid
It is sent to operation bench upper computer software, alarm and display level at upper computer software interface, be verified by Security Personnel
Confirmation；Visual light imaging equipment obtains visible light video image, passes in and out safety check cabin for monitoring pedestrian, triggering is to same wait pacify
Inspection personnel's Terahertz dynamic image acquisition starts and tenth skill and people flow rate statistical.Terahertz rays safety detection apparatus obtains terahertz
Hereby image/video, real-time detection wait for whether security staff carries dangerous goods.The testimony of a witness unification verifying gate, metal detector gate, body
The data information that temperature measurement equipment, Terahertz rays safety detection apparatus, 3D vision signal, detector acquire can be uploaded to system automatically
Host computer is carried out the fusion and alarm of detection data by host computer.
Claims (8)
1. rotary Terahertz safety check apparatus, it is characterised in that: including verifying gate, detector gate, Terahertz rays safety detection apparatus, visible
Light imaging apparatus, safety check cabin and host computer；The safety check cabin is equipped at least one set of outlet end and arrival end；The safety check cabin setting
Forming apparatus cabin and main cabin；Aforementioned Terahertz rays safety detection apparatus is set in equipment compartment；One revolving-turret is set in the main cabin；It is described
Verifying gate and detector gate are set in turn in safety check cabin arrival end；The outlet end is provided with operation bench；The host computer setting
In in operation bench；The upper end of the arrival end, outlet end and Terahertz rays safety detection apparatus is provided with visual light imaging equipment；It is described
Verifying gate, detector gate, Terahertz rays safety detection apparatus, visual light imaging equipment are connected with host computer.
2. rotary Terahertz safety check apparatus according to claim 1, it is characterised in that: further include body temperature measuring devices, 3D
Camera and detector；The body temperature measuring devices are set to the arrival end in safety check cabin；The 3D camera is set to too
The upper end of hertz rays safety detection apparatus；The detector is set on revolving-turret；The body temperature measuring devices, 3D camera and
Detector is connected with host computer.
3. rotary Terahertz safety check apparatus according to claim 2, it is characterised in that: be provided with weight in the revolving-turret
Power inductor.
4. according to claim 1 or the 3 rotary Terahertz safety check apparatus, it is characterised in that: the Terahertz rays safety detection apparatus
Including terahertz image acquisition unit, terahertz image preprocessing module and terahertz image processing module；The Terahertz figure
Picture preprocessing module and terahertz image processing module are connected with terahertz image acquisition unit respectively, and terahertz image handles mould
Block is connected with host computer.
5. rotary Terahertz safety check apparatus according to claim 4, it is characterised in that: the visual light imaging equipment is to take the photograph
Camera.
6. rotary Terahertz safety check apparatus according to claim 5, it is characterised in that: the verifying gate is testimony of a witness unification
Verify gate；The detector gate is metal detection detector gate.
7. rotary Terahertz safety check apparatus according to claim 6, it is characterised in that: the testimony of a witness unification verifying gate is set
It is equipped with face identification device and identity information identification device.
8. rotary Terahertz safety check apparatus according to claim 7, it is characterised in that: the testimony of a witness unification verifying gate,
Metal detection detector gate, safety check cabin and operation bench are provided with acoustic-optic alarm；The acoustic-optic alarm is and host computer
It is connected.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108957578A (en) * | 2018-10-19 | 2018-12-07 | 天和防务技术（北京）有限公司 | Rotary Terahertz safety check apparatus and safety inspection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108957578A (en) * | 2018-10-19 | 2018-12-07 | 天和防务技术（北京）有限公司 | Rotary Terahertz safety check apparatus and safety inspection method |
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