CN114804562A - Circulating pool is cleared up in rich carbon deposit water conservancy diversion in river course - Google Patents
Circulating pool is cleared up in rich carbon deposit water conservancy diversion in river course Download PDFInfo
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- CN114804562A CN114804562A CN202210557531.5A CN202210557531A CN114804562A CN 114804562 A CN114804562 A CN 114804562A CN 202210557531 A CN202210557531 A CN 202210557531A CN 114804562 A CN114804562 A CN 114804562A
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- diversion
- slurry
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- mud
- wall
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 41
- 239000002002 slurry Substances 0.000 claims abstract description 50
- 239000013049 sediment Substances 0.000 claims abstract description 29
- 238000005273 aeration Methods 0.000 claims abstract description 26
- 238000004062 sedimentation Methods 0.000 claims abstract description 16
- 238000005276 aerator Methods 0.000 claims abstract description 15
- 230000029087 digestion Effects 0.000 claims abstract description 15
- 210000005056 cell body Anatomy 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 7
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 6
- 239000008397 galvanized steel Substances 0.000 claims description 6
- 244000005700 microbiome Species 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 239000010802 sludge Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003750 conditioning effect Effects 0.000 abstract description 4
- 230000008021 deposition Effects 0.000 abstract description 2
- 239000006228 supernatant Substances 0.000 description 7
- 239000011150 reinforced concrete Substances 0.000 description 5
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 230000003851 biochemical process Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000006213 oxygenation reaction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000012066 reaction slurry Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a river carbon-rich sediment diversion digestion circulation tank, which comprises a tank body, wherein a slurry inlet and a slurry outlet are respectively arranged at two ends in the tank body, a diversion aeration area and a sedimentation area are sequentially formed in an inner cavity of the tank body along the direction from the slurry inlet to the outlet, a plurality of diversion walls are arranged in the diversion aeration area at intervals along the direction from the slurry inlet to the outlet, the diversion walls are arranged in a staggered mode to form an S-shaped slurry circulation channel, and a plug flow aerator for pushing slurry to flow is respectively arranged between two adjacent diversion walls, between the slurry inlet and the adjacent diversion walls. The invention can be used for the small conditioning pool to efficiently clear up the carbon-rich sediment, and can also be used in the large sludge storage pool in the sediment treatment plant, thereby accelerating the flow of the slurry in the large sludge storage pool, simultaneously playing a certain conditioning role on the slurry, and avoiding the influence of the deposition on the subsequent treatment effect.
Description
Technical Field
The invention relates to the field of water environment treatment, in particular to a river channel carbon-rich sediment diversion digestion circulation pool.
Background
In the prior art, the deep treatment of the carbon-rich sediment bottom mud is performed in the river dredging bottom mud treatment process, the carbon-rich sediment bottom mud is generally subjected to simple pretreatment and then enters a concentration and dehydration link, organic matters and the like contained in the carbon-rich sediment bottom mud are rarely treated, a pool body is generally composed of a reinforced concrete structure, and the overall investment is large. However, the dredging sediment treatment project is usually staged, and sediment treatment plants are in an imminent form, so that the investment can be effectively controlled and the carbon-rich sediment can be deeply treated without influencing the effect, thereby being questionable.
In addition, a large-area sludge storage tank is often arranged in a bottom sludge treatment plant, the tank has the characteristics of large area, more sludge storage, complex slurry components and the like, the slurry has poor fluidity in the tank, the concentration of the slurry entering a subsequent treatment unit is often low, and all the slurry is deposited at the front end of the sludge storage tank. In general, in a sediment treatment plant, secondary stirring and mixing are carried out manually or mechanically, so that time and labor are wasted, and the effect is poor. Therefore, it is worth discussing how to make the mud in the mud storage tank flow orderly to maintain the concentration of the mud and to have certain advanced treatment for the mud with different components.
Disclosure of Invention
The invention aims to provide a river channel carbon-rich sediment diversion digestion circulation tank which can be used for efficiently digesting carbon-rich sediment in a small conditioning tank according to different actual conditions, can also be used in a large mud storage tank in a sediment treatment plant, not only accelerates the flow of mud in the large mud storage tank, but also has a certain conditioning effect on the mud, and avoids the influence of deposition on the subsequent treatment effect.
The river carbon-rich sediment diversion digestion circulation tank provided by the invention comprises a tank body, wherein a slurry inlet and a slurry outlet are respectively arranged at two ends in the tank body, and the river carbon-rich sediment diversion digestion circulation tank is characterized in that a diversion aeration area and a sedimentation area are sequentially formed in an inner cavity of the tank body along the direction from the slurry inlet to the slurry outlet, a plurality of diversion walls are arranged in the diversion aeration area at intervals along the direction from the slurry inlet to the slurry outlet, the diversion walls are arranged in a staggered mode to form an S-shaped slurry circulation channel, and a flow pushing aerator for pushing slurry to flow is respectively arranged between every two adjacent diversion walls, between the slurry inlet and the adjacent diversion walls.
Through setting up the plug flow aeration machine, the mud flows along the guide wall S type in the cell body, can accelerate the circulation flow of mud, also can the oxygenation aeration, and final reaction mud gets into the settling zone, and mud forms solid-liquid separation, and behind water conservancy diversion aeration zone, settling zone, the supernatant discharge cyclic utilization, the mud gets into dehydration decrement processing on next step after the bottom treatment, and overall structure is simple, has reduced reinforced concrete wall structure, and then reduces the cost and drops into.
Further, the device also comprises a feeding system for feeding microorganisms into the guide flow aeration zone.
By adding the microorganisms, the completion of biochemical processes such as degradation and denitrification of organic matters in the sludge of the carbon-rich sediments is facilitated.
Furthermore, the slurry inlet is arranged at the upper part of the diversion aeration area, and the slurry outlet is arranged at the bottom of the sedimentation area.
The mud import sets up in the upper portion of water conservancy diversion aeration zone, and the mud gets into the back, can borrow gravity factor to accelerate the mud circulation to the cell body in, promotes the mud treatment effect, and the mud export sets up in the bottom of settling zone, can be convenient for flow.
Furthermore, the diversion wall is made of high-molecular waterproof cloth.
The polymer waterproof cloth is used for replacing a reinforced concrete wall, so that the investment of cost can be reduced, and the effective volume of the pool body is increased.
Furthermore, one side of the guide wall is fixed on the vertical clamping groove of the pool wall, the other side of the guide wall is fixed on the vertical rod in the pool body, the bottom of the guide wall is fixed at the bottom of the pool through a self-weight sand bag or a stone bag, and the top of the guide wall is connected with a floating ball.
Thereby fixing the guide wall.
Further, the distance between the flow guide wall and the tank wall is smaller than 1/3 tank body width.
The distance between the guide wall and the tank wall is smaller than 1/3 width of the tank body, and the distance can improve the efficiency of slurry circulation to the maximum extent.
Furthermore, the plug flow aerator is fixed in the tank body through a galvanized steel pipe, and the installation height of the plug flow aerator is half of the designed water depth.
The plug flow aerator is fixed through the galvanized steel pipe, and meanwhile, the mounting height of the plug flow aerator is half of the designed water depth, so that the treatment efficiency of the slurry can be greatly improved.
Furthermore, the sedimentation zone adopts an inclined plate sedimentation tank structure, the top of the sedimentation zone is provided with a water outlet tank and a decanter for discharging clear water into the water outlet tank, and the water outlet tank is connected with a clear water outlet.
The inclined plate sedimentation tank structure is used for enabling slurry to enter the next treatment link, a decanter and a water outlet groove are arranged, supernatant at an outlet can be separated and discharged, and the supernatant enters the water groove and then is discharged through a water outlet for recycling.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a structural plan view of a river carbon-rich sediment diversion digestion circulation tank according to an embodiment of the invention.
Fig. 2 is a structural front view of a river carbon-rich sediment diversion digestion circulation pool according to an embodiment of the invention.
In the figure, 1-tank body; 2-a slurry inlet; 3-a slurry outlet; 4-a flow guide aeration zone; 5-a precipitation zone; 6-guide wall; 7-a plug flow aerator; 8-a feeding system; 9-vertical clamping groove; 10-erecting a rod; 11-a floating ball; 12-galvanized steel pipe; 13-water outlet groove; 14-a decanter; 15-clear water outlet.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Referring to fig. 1 and 2, the river carbon-rich sediment diversion digestion circulation tank disclosed by the invention comprises a tank body 1, wherein a slurry inlet 2 and a slurry outlet 3 are respectively arranged at two ends in the tank body 1, a diversion aeration area 4 and a sedimentation area 5 are sequentially formed in an inner cavity of the tank body 1 along the direction from the slurry inlet 2 to the slurry outlet 3, a plurality of diversion walls 6 are arranged in the diversion aeration area 4 at intervals along the direction from the slurry inlet 2 to the slurry outlet 3, the diversion walls 6 are arranged in a staggered manner to form an S-shaped slurry circulation channel, and a plug flow aerator 7 for pushing slurry to flow is respectively arranged between two adjacent diversion walls 6, between the slurry inlet 3 and the adjacent diversion walls 6.
Through setting up plug flow aeration machine 7, the mud is the S type along the guide wall 6 and flows in the cell body 1, can accelerate the circulation flow of mud, also can the oxygenation aeration, and final reaction mud gets into sedimentation zone 5, and mud forms solid-liquid separation, and behind water conservancy diversion aeration zone 4, sedimentation zone 5, the circulation utilization is discharged to the supernatant, and mud gets into dehydration decrement processing on next step after the bottom treatment, and overall structure is simple, has reduced reinforced concrete wall structure, and then reduces the cost input.
Furthermore, the device also comprises a feeding system 8 for feeding microorganisms into the diversion aeration area 4, and the completion of biochemical processes such as degradation and denitrification of organic matters in the sludge of the carbon-rich sediments is facilitated by feeding the microorganisms.
The diversion wall 6 is made of macromolecule impervious cloth which replaces a reinforced concrete wall, so that the cost input can be reduced, and the effective volume of the pool body 1 is increased.
On one side of the guide wall 6 was fixed in the vertical clamping groove 9 of the pool wall, the opposite side of the guide wall 6 was fixed in the vertical rod 10 of the pool body 1, the bottom of the guide wall 6 was fixed in the pool bottom through the dead weight sand bag or the stone bag, the top of the guide wall 6 was connected with the floating ball 11, thereby fixing the guide wall 6.
The distance between the guide wall 6 and the tank wall is less than 1/3 width of the tank body 1, and the distance between the guide wall 6 and the tank wall is less than 1/3 width of the tank body 1, so that the slurry circulation efficiency can be improved to the maximum extent.
The plug flow aerator 7 is fixed in the tank body 1 through the galvanized steel pipe, the mounting height of the plug flow aerator 7 is at a half position of the designed water depth, the plug flow aerator 7 is fixed through the galvanized steel pipe, and the mounting height of the plug flow aerator 7 is at a half position of the designed water depth, so that the treatment efficiency of the slurry can be greatly improved.
The settling zone 5 adopts an inclined plate settling tank structure, the top of the settling zone 5 is provided with a water outlet tank 13 and a water decanter 14 for discharging clean water into the water outlet tank, the water outlet tank 13 is connected with a clean water outlet 15, the inclined plate settling tank structure is used for leading slurry to enter the next treatment link, the water decanter 14 and the water outlet tank 13 are arranged, supernatant at the outlet can be separated and discharged, and the supernatant enters the water tank and then is discharged for recycling.
The operation principle of the invention is as follows: the pretreated slurry enters a flow guide aeration area 4 through a slurry inlet 2, under the action of a plug flow aerator 7, the slurry in a tank body 1 flows along a flow guide wall 6 in an S shape, the circular flow of the slurry can be accelerated, the aeration and oxygenation can be realized, under the action of adding microorganisms, the biochemical processes of degradation and denitrification and the like of organic matters in the slurry of carbon-rich sediments are completed, finally the reaction slurry enters a settling area 5, the slurry forms solid-liquid separation, supernatant is discharged for cyclic utilization, and the slurry after bottom treatment enters the next step of dehydration and decrement treatment.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "vertical", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and these embodiments are still within the scope of the invention.
Claims (8)
1. The utility model provides a circulation pond is cleared up in rich carbon deposit water conservancy diversion of river course, includes the cell body, both ends are equipped with mud import and mud export respectively in the cell body, its characterized in that, the cell body inner chamber forms water conservancy diversion aeration zone and settling zone along mud import to mud export direction in proper order, be equipped with a plurality of guiding walls along mud import to mud export direction interval in the water conservancy diversion aeration zone, the crisscross setting of guiding wall forms S-shaped mud circulation passageway, adjacent two be equipped with the plug flow aeration machine that promotes the mud flow between the guiding wall, between mud import and rather than the adjacent guiding wall respectively.
2. The river carbon-rich sediment diversion digestion circulation tank as claimed in claim 1, further comprising a feeding system for feeding microorganisms into the diversion aeration zone.
3. The river carbon-rich sediment diversion digestion circulation tank as claimed in claim 1, wherein the slurry inlet is arranged at the upper part of the diversion aeration zone, and the slurry outlet is arranged at the bottom of the sedimentation zone.
4. The river carbon-rich sediment diversion digestion circulation pool according to claim 1, wherein the diversion wall is made of polymer impermeable cloth.
5. The river carbon-rich sediment diversion digestion circulation pool according to claim 1, wherein one side of the diversion wall is fixed on a vertical clamping groove of the pool wall, the other side of the diversion wall is fixed on a vertical rod in the pool body, the bottom of the diversion wall is fixed on the pool bottom through self-weight sandbags or stone bags, and the top of the diversion wall is connected with a floating ball.
6. The river carbon-rich sediment diversion and digestion circulation tank as claimed in claim 1, wherein the distance between the diversion wall and the tank wall is less than 1/3 tank body width.
7. The river carbon-rich sediment diversion digestion circulation tank as claimed in claim 1, wherein the plug aerator is fixed in the tank body through a galvanized steel pipe, and the installation height of the plug aerator is at a half of the designed water depth.
8. The river carbon-rich sediment diversion and digestion circulation pool according to claim 1, wherein the sedimentation zone is of an inclined plate sedimentation pool structure, a water outlet groove and a water decanter discharging clean water into the water outlet groove are arranged at the top of the sedimentation zone, and the water outlet groove is connected with a clean water outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210557531.5A CN114804562A (en) | 2022-05-19 | 2022-05-19 | Circulating pool is cleared up in rich carbon deposit water conservancy diversion in river course |
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CN202210557531.5A CN114804562A (en) | 2022-05-19 | 2022-05-19 | Circulating pool is cleared up in rich carbon deposit water conservancy diversion in river course |
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CN114804562A true CN114804562A (en) | 2022-07-29 |
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CN202210557531.5A Pending CN114804562A (en) | 2022-05-19 | 2022-05-19 | Circulating pool is cleared up in rich carbon deposit water conservancy diversion in river course |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010003633A1 (en) * | 2010-04-01 | 2011-10-06 | Uft Umwelt- Und Fluid-Technik Dr. H. Brombach Gmbh | Device for purging sediment-loaded effluent, has plate-shaped flow guidance units arranged in tank, forming upwardly guiding flow paths and comprising vertical moving components moveably arranged in tank |
CN203545784U (en) * | 2013-10-31 | 2014-04-16 | 四川永昊环保科技有限公司 | Combined type oxidation ditch with external sedimentation basin |
CN106145352A (en) * | 2016-08-08 | 2016-11-23 | 广州中大环境治理工程有限公司 | A kind of stepless A/O sewage disposal biological reaction pool |
CN208182695U (en) * | 2018-03-06 | 2018-12-04 | 重庆清禧环保科技有限公司 | oxidation ditch |
-
2022
- 2022-05-19 CN CN202210557531.5A patent/CN114804562A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010003633A1 (en) * | 2010-04-01 | 2011-10-06 | Uft Umwelt- Und Fluid-Technik Dr. H. Brombach Gmbh | Device for purging sediment-loaded effluent, has plate-shaped flow guidance units arranged in tank, forming upwardly guiding flow paths and comprising vertical moving components moveably arranged in tank |
CN203545784U (en) * | 2013-10-31 | 2014-04-16 | 四川永昊环保科技有限公司 | Combined type oxidation ditch with external sedimentation basin |
CN106145352A (en) * | 2016-08-08 | 2016-11-23 | 广州中大环境治理工程有限公司 | A kind of stepless A/O sewage disposal biological reaction pool |
CN208182695U (en) * | 2018-03-06 | 2018-12-04 | 重庆清禧环保科技有限公司 | oxidation ditch |
Non-Patent Citations (1)
Title |
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金正浩等: "寒冷地区混凝土面板坝设计与施工", 中国水利水电出版社, pages: 119 - 170 * |
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Application publication date: 20220729 |