CN110082154A - Setting pot sediment load sampling device and its application method - Google Patents
Setting pot sediment load sampling device and its application method Download PDFInfo
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- CN110082154A CN110082154A CN201910233014.0A CN201910233014A CN110082154A CN 110082154 A CN110082154 A CN 110082154A CN 201910233014 A CN201910233014 A CN 201910233014A CN 110082154 A CN110082154 A CN 110082154A
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- mud
- setting pot
- storage flow
- mud cylinder
- sampling device
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
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- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Hydrology & Water Resources (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of setting pot sediment load sampling device and its application method, solve the problems, such as that existing setting pot sediment load sampling apparatus structure is complicated, inconvenient, disturbance is big, sampling error is big.Technical solution includes handle and takes mud cylinder, the handle and is taken between mud cylinder through the removable connection of multiple concatenated storage flow cartridges；It is provided with water inlet and exhaust outlet on the barrel of the storage flow cartridge, is joined end to end between two neighboring storage flow cartridge by removable connection.Apparatus of the present invention structure is extremely simple, can be layered the muddy water sample of acquisition setting pot, and without auxiliary driving force, small in size, easy to carry, accurate, applied widely, the easily operated, flexible and convenient of sampling, the method for the present invention uses simple and reliable.
Description
Technical field
The present invention relates to water and soil to monitor field, specifically a kind of setting pot sediment load sampling device and its application method.
Background technique
The collecting and sampling of runoff and sediment is the important content of soil loss monitoring, soil loss monitoring often utilize cofferdam and
Downstream, which is built, stores the mode for flowing device to carry out silt collecting and sampling, and production and construction project soil loss monitoring commonly uses this side
The soil loss monitoring facility of method, production and construction project is typically more simple and crude, stores stream device and is generally afflux bucket or setting pot, mistake
It goes when carrying out monitoring sediment, since sedimentation is in bottom, need to stir repeatedly to muddy water sample is formed uniformly, then use runoff bottle
Sampling is released from the device top sampling of storage stream or bottom, calculates to store by the quantity of sand and mud in measurement sampling bottle and flows what device was collected
Total volume of silt.This sampling method takes time and effort, and runoff and sediment mixed liquor is a kind of anisotropic liquid, even if sufficiently agitation,
It is difficult to ensure that the uniformity of sampling, mixed liquor layering effect is obvious, since it is difficult to ensure that is stirred is uniform, sampling is it is difficult to ensure that allusion quotation
Type causes Errors Catastrophic.
Existing silt collecting and sampling device is many kinds of, such as the automatic sub-bottle collector of electric endless track type, wheeled collector, soil
Slot tests runoff and sediment continuous sampling system, heating power vaporation-type silt collects measuring device, rotary-type packaged type runoff and sediment
Collection device, porous probe tube, monomer-type autosampler vial etc..Wherein most collection device directly collects diameter in diameter head piece
Stream, as patent CN201510876797, CN201720844492, CN201710467251, CN201720641407,
CN201611011342 etc., under the conditions of this kind of equipment is all protected based on laboratory senior executive substantially, interface is directly connect in diameter outflux,
The storages stream sand setting facility such as setting pot is not set, it is at high cost without still further sampling, it is unsuitable for actual production construction project water and soil guarantor
Monitoring is held to use；Patent CN201510076678 discloses a kind of wheeled runoff and sediment sampler, (and overstepping one's bounds using wheel piece segmentation
Layer) acquisition runoff plots produce stream muddy water sample, it is not only bulky, flexibility is poor, acquisition water sample need to separately with runoff storage stream bottle
Storage.Patent CN201120254487 discloses a kind of autosampler vial for development construction item soil losses observation, adopts
Runoff and sediment sample is collected with minipump, sampling bottle needs to connect electric power, and use environment is very limited, patent
CN201510919778 discloses a kind of complete deep section water inlet device of floating type runoff and sediment sampling, in a water inlet pipe upper compartment
If multiple holes acquire the sample of runoff deep section entirely simultaneously, but since all water samples are drawn via a water inlet pipe, thus real
The independent sample of every layer of runoff can not be obtained on border, and does not consider sedimentation phenomenon, also can not individually obtain runoff bottom
Mud sample, sampling error is big, is only suitable for the runoff that silt is mainly suspended load, and practical operation is not high.Therefore researcher wishes to grind
Issue it is a kind of be suitable for setting pot or afflux bucket samples, can synchronize and obtain layered water sample and bottom of pond mud sample, structure be simple, volume
Setting pot sediment load sampling device small, easy to carry, disturbance is small, sampling error is small, easily operated.
Summary of the invention
The purpose of the present invention is to solve above-mentioned technical problem, provide that a kind of structure is extremely simple, it is heavy to be layered acquisition
The muddy water sample in sand pond, without auxiliary driving force, small in size, easy to carry, sampling is accurate, applied widely, easily operated, flexible
Easy setting pot sediment load sampling device.
The present invention also provides a kind of setting pot sediment load sampling devices that operation is simple and reliable, sampling is accurate, time saving and energy saving.
Setting pot sediment load sampling device of the present invention includes handle and takes mud cylinder, the handle and is taken between mud cylinder by multiple
The removable connection of concatenated storage flow cartridge；Be provided with water inlet and exhaust outlet on the barrel of the storage flow cartridge, two neighboring storage flow cartridge it
Between by it is removable connection join end to end, it is described that mud cylinder barrel medial and lateral is taken to be equipped with the graduated scale for measuring mud sample thickness.
The vertical height of the exhaust outlet is higher than water inlet.
The vertical height of the exhaust outlet is higher than water inlet 2cm or more.
It is described removable to be connected as being spirally connected or be clamped.
The storage flow cartridge top opening, bottom surface are equipped with bottom plate.
The long 15cm of the storage flow cartridge, water inlet is apart from bottom plate 10cm.
Described to take mud cylinder top opening, bottom surface is equipped with upward conical bottom plate, the top of the cone bottom plate
It is provided with into mud sample mouth.
Described take is provided with gas outlet on mud cylinder barrel.
The application method of above-mentioned setting pot sediment load sampling device, comprising the following steps:
(1) mud cylinder successively assembled handle, multiple storage flow cartridges and is taken according to the depth of setting pot；
(2) above-mentioned sampler is put into setting pot straight down, mud cylinder will be taken to be inserted perpendicularly into the mud layer of bottom, until
Contact the bottom surface of setting pot；
(3) sampler is kept to stand motionless until the water surface bubble-free of sampler circumference is emerged, straight up
Take out sampler；
(4) etc. superfluous waters from the water inlet of storage flow cartridge and take mud cylinder into after the discharge of mud sample mouth, dismantle each storage flow cartridge respectively,
The water sample collected in each layer storage flow cartridge carries out next step analysis；Disassembly takes mud cylinder, takes the scale on mud cylinder graduated scale, scale
As mud sample thickness is collected and the mud sample in mud cylinder is taken to carry out next step analysis.
Inventor cleverly solves the problems, such as to deposit in background technique using structure the simplest, passes through removable connection
Structure by handle, multiple storage flow cartridges, mud cylinder is taken to be in turn connected to form the stock with multistage cavity, due to multiple storage flow cartridges
It is arranged under different vertical height, thus the water sample of acquisition runoff can be layered, water sample is flowed into storage flow cartridge by water inlet, Chu Liu
Gas in cylinder is discharged by exhaust outlet, and exhaust outlet vertical height is higher than water inlet, air in cylinder is quickly discharged, improves acquisition effect
Rate.The water sample of acquisition can be retained in water inlet storage flow cartridge below, after taking out setting pot sediment load sampling device, will not be flowed
Out, it ensure that the accuracy of acquisition.
Each component of the present invention, can depth according to setting pot, runoff Stratified Sampling requested number by removable connection
Etc. the storage flow cartridge of parameter selections suitable dimension and quantity carry out live flexible assembling, be also convenient for carrying after disassembly, be suitable for various
Operation under different complex environments.
Further, inventor has redesigned the structure of silt dredging device, changes over and shovels digging formula structure, and uses and take
Mud barrel structure, using under pressing force, conical bottom plate has local squeezing effect to the silt of deposition, the silt meeting being extruded
By flowing into mud sample mouth for conical bottom plate top, then a Chu Ni Qu Zhongbao for inner conical bottom plate circumference is snapped down to along the conical surface
It deposits, since the area Chu Ni height is lower than into mud sample mouth, after taking out setting pot sediment load sampling device, takes mud sample in mud cylinder not
It can backflow, can be good at being stored in and take in mud cylinder.In order to drain air in cylinder as early as possible in sampling, opened on taking mud cylinder barrel
There is discharge outlet, improves sampling efficiency.
The utility model has the advantages that
(1) apparatus of the present invention can synchronize the runoff sample for obtaining setting pot (i.e. runoff or storage stream facility bottom) different depth
With mud sample sample, and acquire mud sample thickness data, without stirring water, sampling environment disturbed small, sampling is more typical, for into
The analysis of one step precise measurement provides a favorable security.Apparatus of the present invention structure is simple, each component can dismount flexibly, be readily transported and
On-site assembly, easy to operate, manual operation provide negative-pressure sucking without external, field monitoring personnel sampling are effectively reduced
Difficulty, to operating environment require it is low, applied widely, have practical value and dissemination.
(2) layering effect Stratified Sampling of the apparatus of the present invention based on runoff and sediment, sampling is accurate, stores up without peripheral hardware runoff bottle
It deposits, withdraws that sample difficulty is low, is capable of the muddy water sample in the complete section face of low disturbance, application method is simple, easily operated, high reliablity.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural schematic diagram of present invention storage flow cartridge；
Fig. 3 is the structural schematic diagram that the present invention takes mud cylinder；
Fig. 4 is the usage state diagram of apparatus of the present invention.
Wherein, 1- handle, 2- storage flow cartridge, 2.1- water inlet, 2.2- exhaust outlet, 2.3- bottom plate, 3- take mud cylinder, 3.1- circular cone
Shape bottom plate, 3.2- are into spiral shell in mud sample mouth, the gas outlet 3.3-, the area 4- Chu Ni, 5- EXT scale ruler, 6- sampler, 7- setting pot, 8-
Line, 9- external screw thread, graduated scale in 10-.
Specific embodiment
Explanation is further explained to the present invention with reference to the accompanying drawing:
Referring to Fig. 1, setting pot sediment load sampling device of the present invention includes the handle 1 of successively removable connection, multiple storage flow cartridges 2
With take mud cylinder 3.The removable connection can satisfy the requirement that each component can be assembled temporarily according to actual needs at the scene,
It is able to satisfy the variation of different measurement environment, removable connection can be to be threadedly coupled or being clamped, as connected between multiple storage flow cartridges 2
When, the lower end barrel for the storage flow cartridge 2 being located above sets external screw thread 9, and the upper end barrel of underlying storage flow cartridge 2 sets internal screw thread 8,
To realize the removable head and the tail connection of two neighboring storage flow cartridge 2, this connection relationship is applied equally to handle 1 and storage stream
Cylinder 2, and store up flow cartridge 2 and take the connection between mud cylinder 3.
Referring to fig. 2,2 top opening of storage flow cartridge, bottom surface are equipped with bottom plate 2.3, and barrel upper section is provided with water inlet 2.1 and row
The vertical height of port 2.3, the preferred exhaust outlet 2.3 is higher than water inlet 2cm or more.In the present embodiment, the storage flow cartridge
Long 15cm, water inlet is apart from bottom plate 10cm, interior diameter 5cm, i.e., effectively storage fluid product is π × 2.52×10cm3, this field skill
Art personnel people can design the storage flow cartridge of suitable dimension according to actual needs.When storage flow cartridge 2 immerses Chi Zhongshi, due to water inlet 2.1
There is difference in height with exhaust outlet 2.3, air in cylinder can be discharged by exhaust outlet 2.3 for the water pressure difference of formation, and water sample is by intaking
In the smooth inflows storage flow cartridges of mouth 2.1；When storing up flow cartridge 2 by taking out in pond, after extra water sample is drained by minimum water inlet 2.1,
It stores up the water sample below of water inlet 2.1 in flow cartridge 2 to be saved by effective acquisition, can get corresponding depth after storage flow cartridge 2 will be taken to remove
Water sample is for subsequent further analysis.
Described to take 3 top opening of mud cylinder referring to Fig. 3, bottom surface is equipped with upward conical bottom plate 3.2, the circular cone
The top of shape bottom plate 3.2 is provided with into mud sample mouth 3.2, and described that 3 barrel upper section of mud cylinder is taken to be provided with gas outlet 3.3, barrel inside is with outside
Side is respectively provided with the EXT scale ruler 5 and interior graduated scale 10 of measurement mud sample thickness, and interior graduated scale 10, which can be read, to be taken in mud cylinder 3
Mud sample thickness can check the external reading of the measurement of EXT scale ruler 5, and mud trace in surface erases influence by water when avoiding that mud cylinder is taken to go out the water surface
Accuracy.When taking mud cylinder 3 to immerse in pond and by manually vertical depression to mud layer is driven, under the action of conical bottom plate 3.2,
Part mud sample be squeezed after by into mud sample mouth 3.2 flow into cylinder in, the storage of circumference will be fallen to along the conical surface of conical bottom plate 3.2
Mud area 4, the gas in cylinder are discharged by gas outlet 3.3；When taking mud cylinder 3 by taking out in pond, excessive moisture can be by into mud sample mouth 3.2
It flows out, the mud sample in the area Chu Ni 4 lower than into mud sample mouth 3.2 by effective acquisition due to being saved, available mud after mud cylinder 3 will be taken to remove
Sample is for subsequent further analysis；The residual mud trace for taking the outer tube wall high scale ruler 5 of mud cylinder 3 to adhere to simultaneously also can indicate that accordingly
Mud layer thickness, suitable for different-thickness environment mud layer measurement and sampling.The application method of setting pot sediment load sampling device, packet
Include following steps:
(1) mud cylinder 3 successively assembled handle 1, multiple storage flow cartridges 2 and is taken according to the depth of setting pot 1；
(2) inventive sampling device 6 is put into straight down in setting pot 1, mud cylinder will be taken to be inserted perpendicularly into the mud layer of bottom,
Until the bottom surface of contact setting pot 1；
(3) it keeps sampler 6 to stand motionless until the water surface bubble-free of 6 circumference of sampler is emerged, takes straight up
Sampler 6 out；
(4) etc. superfluous waters are dismantled respectively from the water inlet 3.1 of storage flow cartridge 2 and after taking being discharged into mud sample mouth 3.2 of mud cylinder 3
Each storage flow cartridge 2, the water sample collected in each layer storage flow cartridge 2 carry out next step analysis；Disassembly takes mud cylinder 3, takes on 3 barrel of mud cylinder
The scale of EXT scale ruler 5 and interior graduated scale 10, scale are mud sample thickness, collect and the mud sample in mud cylinder 3 is taken divide in next step
Analysis.
The present apparatus can measure runoff and storage stream facility bottom mud sample thickness, and obtain mud sample sample, can obtain each depth diameter
Runoff sample in stream and storage stream facility, smaller to sampling environment disturbance, sampling is more typical, and measurement result is accurate.Device knot
Structure is simple, easy to operate, has practical value and dissemination.
Claims (9)
1. a kind of setting pot sediment load sampling device, including handle and take mud cylinder, it is characterised in that, it the handle and takes between mud cylinder
Pass through the removable connection of multiple concatenated storage flow cartridges；It is provided with water inlet and exhaust outlet on the barrel of the storage flow cartridge, it is two neighboring
It is joined end to end between storage flow cartridge by removable connection, it is described that mud cylinder barrel medial and lateral is taken to be equipped with for measuring mud sample thickness
Graduated scale.
2. setting pot sediment load sampling device as described in claim 1, which is characterized in that the vertical height of the exhaust outlet is higher than
Water inlet.
3. setting pot sediment load sampling device as claimed in claim 2, which is characterized in that the vertical height of the exhaust outlet be higher than into
Mouth of a river 2cm or more.
4. setting pot sediment load sampling device as described in claim 1, which is characterized in that described removable to be connected as being spirally connected or block
It connects.
5. setting pot sediment load sampling device as described in claim 1, which is characterized in that the storage flow cartridge top opening, bottom surface
Equipped with bottom plate.
6. setting pot sediment load sampling device as claimed in claim 5, which is characterized in that the long 15cm of the storage flow cartridge, water inlet
Apart from bottom plate 10cm.
7. such as the described in any item setting pot sediment load sampling devices of claims 1-6, which is characterized in that described to take at the top of mud cylinder
Opening, bottom surface are equipped with upward conical bottom plate, and the top of the cone bottom plate is provided with into mud sample mouth.
8. setting pot sediment load sampling device as claimed in claim 7, which is characterized in that described take is provided with out on mud cylinder barrel
Port.
9. a kind of application method of setting pot sediment load sampling device, which comprises the following steps:
(1) mud cylinder successively assembled handle, multiple storage flow cartridges and is taken according to the depth of setting pot；
(2) the described in any item samplers of claim 1-8 are put into setting pot straight down, mud cylinder will be taken to be inserted perpendicularly into
In the mud layer of bottom, until the bottom surface of contact setting pot；
(3) it keeps the sampler to stand motionless until the water surface bubble-free of sampler circumference is emerged, takes out straight up
Sampler；
(4) etc. superfluous waters from the water inlet of storage flow cartridge and take mud cylinder into after the discharge of mud sample mouth, dismantle each storage flow cartridge respectively, collect
Water sample in each layer storage flow cartridge carries out next step analysis；Disassembly takes mud cylinder, takes the scale on mud cylinder graduated scale, scale is
Mud sample thickness is collected and the mud sample in mud cylinder is taken to carry out next step analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910233014.0A CN110082154A (en) | 2019-03-26 | 2019-03-26 | Setting pot sediment load sampling device and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910233014.0A CN110082154A (en) | 2019-03-26 | 2019-03-26 | Setting pot sediment load sampling device and its application method |
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| Publication Number | Publication Date |
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| CN110082154A true CN110082154A (en) | 2019-08-02 |
Family
ID=67413633
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| CN201910233014.0A Pending CN110082154A (en) | 2019-03-26 | 2019-03-26 | Setting pot sediment load sampling device and its application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983187A (en) * | 2020-08-07 | 2020-11-24 | 上海市环境科学研究院 | Farmland runoff monitoring devices suitable for paddy field and nonirrigated farmland |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6339966B1 (en) * | 2000-10-04 | 2002-01-22 | Sanyasi R. Kalidindi | Bulk powder sampler with removable partitions and method of using |
| CN204064722U (en) * | 2014-08-14 | 2014-12-31 | 长兴宏能电热膜元件厂 | A kind of Electric radiant Heating Film solution sampling bucket feed liquor structure |
| CN204495595U (en) * | 2015-03-06 | 2015-07-22 | 中国石油化工股份有限公司 | A kind of sample can for residual hydrogenation test unit |
| CN105388042A (en) * | 2015-12-11 | 2016-03-09 | 北京师范大学 | Floating type runoff sediment sampling total depth profile water inlet device |
| CN107290174A (en) * | 2017-08-04 | 2017-10-24 | 山东科技大学 | New water sample bed mud combined sampling device and its method for sampling |
| CN207215501U (en) * | 2017-09-13 | 2018-04-10 | 西安理工大学 | A kind of Simple water sample collector |
| CN108387395A (en) * | 2017-06-13 | 2018-08-10 | 昆明倍捷科技有限公司 | The adaptive vortex liquid sampler of multipurpose |
-
2019
- 2019-03-26 CN CN201910233014.0A patent/CN110082154A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6339966B1 (en) * | 2000-10-04 | 2002-01-22 | Sanyasi R. Kalidindi | Bulk powder sampler with removable partitions and method of using |
| CN204064722U (en) * | 2014-08-14 | 2014-12-31 | 长兴宏能电热膜元件厂 | A kind of Electric radiant Heating Film solution sampling bucket feed liquor structure |
| CN204495595U (en) * | 2015-03-06 | 2015-07-22 | 中国石油化工股份有限公司 | A kind of sample can for residual hydrogenation test unit |
| CN105388042A (en) * | 2015-12-11 | 2016-03-09 | 北京师范大学 | Floating type runoff sediment sampling total depth profile water inlet device |
| CN108387395A (en) * | 2017-06-13 | 2018-08-10 | 昆明倍捷科技有限公司 | The adaptive vortex liquid sampler of multipurpose |
| CN107290174A (en) * | 2017-08-04 | 2017-10-24 | 山东科技大学 | New water sample bed mud combined sampling device and its method for sampling |
| CN207215501U (en) * | 2017-09-13 | 2018-04-10 | 西安理工大学 | A kind of Simple water sample collector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983187A (en) * | 2020-08-07 | 2020-11-24 | 上海市环境科学研究院 | Farmland runoff monitoring devices suitable for paddy field and nonirrigated farmland |
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