CN108489797A - A kind of high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy and test device - Google Patents
A kind of high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy and test device Download PDFInfo
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- CN108489797A CN108489797A CN201810540752.5A CN201810540752A CN108489797A CN 108489797 A CN108489797 A CN 108489797A CN 201810540752 A CN201810540752 A CN 201810540752A CN 108489797 A CN108489797 A CN 108489797A
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- application board
- composite ground
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- 239000003245 coal Substances 0.000 title claims abstract description 55
- 239000002131 composite material Substances 0.000 title claims abstract description 28
- 239000011435 rock Substances 0.000 claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 238000004088 simulation Methods 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000005096 rolling process Methods 0.000 claims description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 238000002474 experimental method Methods 0.000 description 7
- 238000005065 mining Methods 0.000 description 5
- 230000019771 cognition Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/06—Special adaptations of indicating or recording means
Abstract
The invention discloses a kind of high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy and test devices, including driving wheel and a pair of semicircle turntable of driven wheel support are equipped in support, and driving wheel and driven wheel are connected to the motor;It is respectively equipped with the inner frame vertical beam that inside casing is set a roof beam in place and connected up and down between a pair of of semicircle turntable;It sets a roof beam in place along inside casing and is connected with the removable steel column of several row's parallelly distribute ons on vertical and inner frame vertical beam, each row moves and is connected with the force application board connected by several hydraulic jacks on steel column;The hydraulic jack by moving steel column connection is supported by the force application board front-back of front and rear row, similar materials are filled between adjacent force application board, it is embedded with the pressure sensor for being connected to test device in similar coal rock layer simulation material, similar coal rock layer simulation material stress variation between each force application board obtained by test device, obtains the Mechanical Characters of Composite Ground of simulation coal rock layer.The device can realize three-dimensional varied angle load, more analyze to accurate system coal bearing seams Mechanical Characters of Composite Ground.
Description
Technical field
The present invention relates to a kind of mine seam mining experimental method, especially a kind of high inclination-angle coal bearing seams Mechanical Characters of Composite Ground object
Reason simulation and test device.
Background technology
In China, with continually developing for coal resources, large-inclination-angle coal bed equal hard-to-recovery reserves become nowadays so that after
The emphasis of coal resources in China exploitation.In the case where mining requires the situation of safety and high efficiency, for physical simulation Study on Coal
The stability of rock mass produces great demand, and physical simulation experiment is that the actual zoom model in scene is placed in experiment body
It is interior, real processes main feature is simulated, the rule between certain tittle obtained by the experiment on model pushes back prototype again
On, to obtain the experimental method to the regularity cognition of prototype.Experiment exceeds existing teachings, and the scene of capable of studying does not allow
The project with indeterminacy rule is tested or do not observed, mathematically indeterminable problem can be explored, it can be apparent
It intuitively embodies and imagines, can effectively help to conceive, reflect physical essence to the maximum extent, therefore be mine, ground, geology
One of equal subjects important research means.
With being constantly progressive for coal mining and Detection Techniques, people gradually recognize the mechanical character of surrounding rock of different directions
Equally the stability of country rock is had a major impact, there are many mining circle scholars to propose different hypothesis and the sight by demonstration
Point, such as " maximum horizontal stress is theoretical ", but at us when doing physical simulation, vertical stress is only considered mostly to lane
The stability influence of road roof and floor, few people consider influence of the stress loading characteristic of different directions to surrounding rock stability,
This is a urgent problem.For the mine that some ocurrences of coal seam are poor, in the progradation for excavating tunnel or working face
In, mine pressure shows more serious, some mine disasters, such as impulsion pressure, top plate large area often occur to press, are all people
For coal rock layer Mechanical Characters of Composite Ground Scientific Cognition be short of, do not accomplish the prediction and prevention of science, cause a large amount of personnel and
Equipment damage produces huge economic loss, so can intuitively simulate exploitation and excavation by physical simulation experiment
Whole process, when doing simulated experiment, researcher focuses more on influence of the overlying rock to face surrounding rock stability, needs more
Mechanical Characters of Composite Ground between the Study of Strata that refinement causes and inside rock stratum, also waits improving, office to the simulation of partial 3 d concentrated stress
It being studied when portion region, mining circle scholars only study the mechanical characteristics of sillar mostly, lack the research to entire rock mass and cognition,
When to research mine disaster damage, the research of the Mechanical Characters of Composite Ground of rock stratum seems even more important for predicting and preventing mine disaster,
The problem of Mechanical Characters of Composite Ground of Study of Strata and rock mass is physical simulation experiment urgent need to resolve.
Invention content
To solve drawbacks described above existing in the prior art, the purpose of the present invention is to provide a kind of high inclination-angle coal bearing seams
Mechanical Characters of Composite Ground physical analogy and test device, the device can realize the load of three-dimensional varied angle, can preferably simulate between rock stratum
With the interaction inside rock stratum, such as:Skid force, concentration of local stress between rock stratum, can make whole simulator varied angle,
The coal petrography occurrence status of accurate simulation different angle, by a kind of test method of science, which can more accurate, system
Analyze coal bearing seams Mechanical Characters of Composite Ground in ground.
The present invention is realized by following technical proposals.
A kind of high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy and test device include a pedestal with support,
Be equipped with a pair of semicircle turntable in each support, set on each turntable there are two slot rolling, two slot rollings respectively in support
Driving wheel and driven wheel connect, and driving wheel and driven wheel are connected to the motor;In being respectively equipped with up and down between a pair of of semicircle turntable
Vierendeel girder, upper and lower inside casing are connected with four inner frame vertical beams between setting a roof beam in place;It is connected with on inner frame vertical beam if setting a roof beam in place along inside casing
The removable steel column of dry row's parallelly distribute on, each row move and are connected with the force application board connected by several hydraulic jacks on steel column;
The hydraulic jack by moving steel column connection is supported by the force application board front-back of front and rear row, adjacent force application board surrounds just
It is filled with similar materials between cube inside, the pressure for being connected to test device is embedded in similar coal rock layer simulation material
Sensor is changed by the similar coal rock layer simulation material stress between each force application board of test device acquisition, obtains simulation coal
The Mechanical Characters of Composite Ground of rock stratum.
For above-mentioned technical proposal, the present invention also has further preferred scheme:
Further, it is provided with square trepanning among semicircle turntable in front.
Further, the inside casing is set a roof beam in place connects into rectangular frame by two inner frame longerons and two inner frame crossbeams, and four
Root inner frame vertical beam is connected on four angles of inner frame longeron and inner frame crossbeam;Several removable steel column parallelly distribute ons
In interior frame rails and inner frame vertical beam.
Further, the force application board of multiple removable steel column connections is equally spaced, and similar coal rock layer simulation material is along adjacent
It is in tilted layout between force application board.
Further, the hydraulic jack of equidistantly distributed, each hydraulic jack and length are each connected on removable steel column
Cube force application board connects.
Further, it is spherical shape at the hydraulic jack top, force application board and the hydraulic jack junction of front and rear row are
Spherical groove.
Further, the removable steel column on force application board front-back can move or rotate along inner frame longeron, interior force application board
On removable steel column only along inner frame longeron rotate.
The beneficial effects of the present invention are:
The present invention is laid with coal rock layer simulation by being laid with the coal rock layer of simulation between the force application board for surrounding a square
Mine coal rock layer is driven the movement and rotation for moving steel column by motor rotation, so that hydraulic jack varied angle is loaded, and lead to
The coal rock layer stress change information for crossing the pressure sensor acquisition being embedded in the coal rock layer laying coal rock layer of simulation is transferred to survey
Trial assembly is set, and the Mechanical Characters of Composite Ground of coal rock layer is obtained by test device.The device can be simulated out intuitively by physical simulation experiment
Influence of the whole process and overlying rock adopted and excavated to face surrounding rock stability, Study of Strata that can be more careful
Between and rock stratum inside Mechanical Characters of Composite Ground, to by the research of the Mechanical Characters of Composite Ground of rock stratum predict and prevent the calamity that mine is brought
Evil.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, not
Inappropriate limitation of the present invention is constituted, in the accompanying drawings:
Fig. 1 is front view of the present invention;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1.
In figure:1, inner frame longeron;2, hydraulic jack;3, semicircle turntable;4, inner frame vertical beam;5, driving wheel;6、
Pedestal;7, driven wheel slot rolling;8, force application board;9, driving wheel slot rolling;10, inner frame crossbeam;11, driven wheel;12, bearing;13, electric
Machine;14, steel column is moved.
Specific implementation mode
Below in conjunction with attached drawing and specific embodiment, the present invention will be described in detail, herein illustrative examples of the invention
And explanation is used for explaining the present invention, but it is not as a limitation of the invention.
As shown in Figure 1, 2, 3, high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy of the present invention and test device, including one
The pedestal 6 of support device, there are four supports for distribution on pedestal 6, wherein driving wheel 5 and driven wheel 11 are carried in each support,
Driving wheel 5 is connect with the motor 13 on pedestal 6, and motor 13 is fixed on by bearing 12 on pedestal 6.Driving wheel 5 and driven wheel 11
It is equipped with a pair of semicircle turntable 3, two slot rollings is respectively equipped on a pair of of semicircle turntable 3, is driving wheel slot rolling 9 and driven wheel
Slot rolling 7, driving wheel slot rolling 9 and driven wheel slot rolling 7 are separately connected driving wheel 5 and driven wheel 11;In semicircle turntable 3 in front
Between be provided with square trepanning.Inside casing is respectively equipped between a pair of semicircle turntable 3 up and down to set a roof beam in place, inside casing is set a roof beam in place by two inside casings
Frame longeron 1 and two inner frame crossbeams 10 connect into rectangular frame, and upper and lower inside casing is connected with four inner frame vertical beams between setting a roof beam in place
4;4 parallelly distribute ons have several removable steel columns 14 along inner frame longeron 1 and inner frame vertical beam, as shown in Figure 2.Each row is removable
The force application board 8 connected by several hydraulic jacks 2 is connected on steel column 14.It is supported by 8 front-back of force application board of front and rear row
The hydraulic jack 2 connected by moving steel column 14;Wherein, the removable steel column 14 of front and rear row can be moved along inner frame longeron 1
It moves or rotates, the removable steel column 14 on interior force application board 8 is only rotated along inner frame longeron 1.Hydraulic jack is ball at 2 top
Shape, force application board 8 and 2 joint of hydraulic jack of front and rear row are spherical groove.
It is filled with similar materials between adjacent force application board 8, is embedded with and is connected in similar coal rock layer simulation material
The pressure sensor of test device passes through the similar coal rock layer simulation material stress between each force application board 8 of test device acquisition
Variation obtains the Mechanical Characters of Composite Ground of simulation coal rock layer.
One is given below by concrete structure principle to further illustrate the present invention.
1. frame
Outer framework structure is former and later two semicircle turntables 3.Inner frame is inner frame vertical beam 4, inner frame longeron 1, interior
Cruciform bracing 10.Internal structure is removable steel column 14, hydraulic jack 2, force application board 8.The whole outer framework of experiment be 2.6m ×
2.6m × 2.6m, inside load force application board inside is 2.0m × 2.0m × 2.0m.
Outside is successively each one semicircle turntable 3, has driving wheel slot rolling 9 and driven wheel slot rolling 7 on each turntable, point
Not Lian Jie driving wheel 5 and driven wheel 11, each one of the left and right that two idler wheels are arranged in turntable is drawn among the turntable of front
Sky, shape are square, from tapping can easily from force application board 8 and similar coal rock layer simulation material stress change feelings
Condition.
Removable steel column 14 is in inside, and the force application board 8 that multiple removable steel columns 14 connect is equally spaced, each face five
Row, before 14 inside middle of removable steel column on face be to be threadedly coupled, can move to both sides, each move and connect on steel column
Five equidistant hydraulic jacks 2 are connect, a cuboid force application board 8 is connected under each hydraulic jack, force surface is pros
Shape, hydraulic jack junction are spherical shape, and force application board junction is spherical groove.Similar coal rock layer simulation material is along adjacent force
It is in tilted layout between plate 8.
2. transmission
Motor drives driving wheel rotation by bearing, and to drive semicircle turntable to rotate, driven wheel auxiliary rotation maintains
Balance.With the movement and rotation of removable steel column, hydraulic jack varied angle is made to load.By being adjusted and being supervised with hydraulic device
Control the size of hydraulic jack loading force.
3. test device
The stress intensity of the coal rock layer of rock mass inside analog simulation can be measured by a kind of test device.
When work, the coal rock layer that simulation is laid between the force application board for surrounding a square is laid with coal rock layer, simulates mine
Mountain coal rock layer is driven the movement and rotation for moving steel column by motor rotation, hydraulic jack varied angle is made to load.And pass through
The coal rock layer stress change information for the pressure sensor acquisition being embedded in the coal rock layer laying coal rock layer of simulation is transferred to test
Device is obtained the Mechanical Characters of Composite Ground of coal rock layer by test device.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing performing creative labour
A little to replace and deform, these are replaced and deformation is within the scope of the invention.
Claims (7)
1. a kind of high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy and test device include a pedestal (6) with support,
Be equipped with a pair of semicircle turntable (3) in each support, set on each turntable there are two slot rolling, two slot rollings respectively in support
Driving wheel (5) and driven wheel (11) connect, driving wheel (5) and driven wheel (11) are connected with motor (13);A pair of semicircle turn
Inside casing is respectively equipped between disk (3) up and down to set a roof beam in place, upper and lower inside casing is connected with four inner frame vertical beams (4) between setting a roof beam in place;Along inside casing
The removable steel column (14) set a roof beam in place and be connected with several row's parallelly distribute ons on inner frame vertical beam (4), each row move steel column (14)
On be connected with the force application board (8) connected by several hydraulic jacks (2);It is supported by force application board (8) front-back of front and rear row
By moving the hydraulic jack (2) of steel column (14) connection, phase is filled between adjacent the surrounded square inside of force application board (8)
Like simulation material, it is embedded with the pressure sensor for being connected to test device in similar coal rock layer simulation material, passes through test device
Similar coal rock layer simulation material stress variation between each force application board (8) obtained, obtains the Mechanical Characters of Composite Ground of simulation coal rock layer.
2. high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy according to claim 1 and test device, which is characterized in that
It is provided with square trepanning among semicircle turntable (3) in front.
3. high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy according to claim 1 and test device, which is characterized in that
The inside casing is set a roof beam in place connects into rectangular frame, four inner frames by two inner frame longerons (1) and two inner frame crossbeams (10)
Vertical beam (4) is connected on four angles of inner frame longeron (1) and inner frame crossbeam (10);Several removable steel columns (14) are flat
Row is distributed on inner frame longeron (1) and inner frame vertical beam on (4).
4. high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy according to claim 1 and test device, which is characterized in that
The force application board (8) of multiple removable steel column (14) connections is equally spaced, and similar coal rock layer simulation material is along adjacent force application board (8)
Between be in tilted layout.
5. high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy according to claim 1 and test device, which is characterized in that
The hydraulic jack (2) of equidistantly distributed is connected on each removable steel column (14), each hydraulic jack (2) is applied with cuboid
Power plate (8) connects.
6. high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy according to claim 1 and test device, which is characterized in that
It is spherical shape at the top of the hydraulic jack (2), force application board (8) and hydraulic jack (2) junction of front and rear row are spherical female
Slot.
7. high inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy according to claim 1 and test device, which is characterized in that
Removable steel column (14) on force application board (8) front-back can be mobile along inner frame longeron (1) or be rotated, on interior force application board (8)
Removable steel column (14) only along inner frame longeron (1) rotate.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109855974A (en) * | 2019-02-27 | 2019-06-07 | 重庆大学 | Cover stress and deformation characteristic test method based on analog simulation pilot system |
CN110196316A (en) * | 2019-06-19 | 2019-09-03 | 中国平煤神马能源化工集团有限责任公司 | Pit mining crack evolvement analog simulation testing stand |
CN111812022A (en) * | 2020-06-16 | 2020-10-23 | 重庆大学 | Coal rock three-dimensional strain field visualization system and method under complex geological structure |
CN115326588A (en) * | 2022-09-01 | 2022-11-11 | 安徽恒源煤电股份有限公司 | Multi-functional novel analog simulation experiment device |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103076128A (en) * | 2013-01-04 | 2013-05-01 | 西南交通大学 | Tunnel three-dimensional stress field simulator |
CN103983742A (en) * | 2014-05-19 | 2014-08-13 | 重庆大学 | Coal bed overburden strata broken coal and rock mass gas transport and extraction experiment system |
WO2014153697A1 (en) * | 2013-03-27 | 2014-10-02 | 山东大学 | Device for measuring true triaxial creep of geotechnical engineering test block and method therefor |
CN104596855A (en) * | 2015-01-09 | 2015-05-06 | 山东科技大学 | Physical similar simulation test device and physical similar simulation test method for tilted stratums |
CN204649537U (en) * | 2015-03-17 | 2015-09-16 | 中国矿业大学 | Floor Heave in Roadway Equivalent Materials Testing model groove |
CN105301222A (en) * | 2015-10-20 | 2016-02-03 | 山东科技大学 | Rotatable similar material simulation experiment table and using method thereof |
CN105510534A (en) * | 2015-12-14 | 2016-04-20 | 辽宁建筑职业学院 | Testing device and method capable of simulating filling and grouting of water-containing coal seams with different inclination angles |
CN205177261U (en) * | 2015-09-21 | 2016-04-20 | 安徽理工大学 | Three -dimensional experimental model of mining coal face simulation test |
CN205301313U (en) * | 2015-12-21 | 2016-06-08 | 山东科技大学 | A simulation modeling experiment device for sloping or inclined coal seams |
CN106124732A (en) * | 2015-09-10 | 2016-11-16 | 安徽理工大学 | A kind of material similarity simulation experiment platform of coal rock tunnel |
CN107703278A (en) * | 2017-09-25 | 2018-02-16 | 贵州大学 | A kind of coal petrography inclination layer and the adjustable loading analog simulation test platform of loading position |
CN208155714U (en) * | 2018-05-30 | 2018-11-27 | 西安科技大学 | High inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy and test device |
-
2018
- 2018-05-30 CN CN201810540752.5A patent/CN108489797B/en active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103076128A (en) * | 2013-01-04 | 2013-05-01 | 西南交通大学 | Tunnel three-dimensional stress field simulator |
WO2014153697A1 (en) * | 2013-03-27 | 2014-10-02 | 山东大学 | Device for measuring true triaxial creep of geotechnical engineering test block and method therefor |
CN103983742A (en) * | 2014-05-19 | 2014-08-13 | 重庆大学 | Coal bed overburden strata broken coal and rock mass gas transport and extraction experiment system |
CN104596855A (en) * | 2015-01-09 | 2015-05-06 | 山东科技大学 | Physical similar simulation test device and physical similar simulation test method for tilted stratums |
CN204649537U (en) * | 2015-03-17 | 2015-09-16 | 中国矿业大学 | Floor Heave in Roadway Equivalent Materials Testing model groove |
CN106124732A (en) * | 2015-09-10 | 2016-11-16 | 安徽理工大学 | A kind of material similarity simulation experiment platform of coal rock tunnel |
CN205177261U (en) * | 2015-09-21 | 2016-04-20 | 安徽理工大学 | Three -dimensional experimental model of mining coal face simulation test |
CN105301222A (en) * | 2015-10-20 | 2016-02-03 | 山东科技大学 | Rotatable similar material simulation experiment table and using method thereof |
CN105510534A (en) * | 2015-12-14 | 2016-04-20 | 辽宁建筑职业学院 | Testing device and method capable of simulating filling and grouting of water-containing coal seams with different inclination angles |
CN205301313U (en) * | 2015-12-21 | 2016-06-08 | 山东科技大学 | A simulation modeling experiment device for sloping or inclined coal seams |
CN107703278A (en) * | 2017-09-25 | 2018-02-16 | 贵州大学 | A kind of coal petrography inclination layer and the adjustable loading analog simulation test platform of loading position |
CN208155714U (en) * | 2018-05-30 | 2018-11-27 | 西安科技大学 | High inclination-angle coal bearing seams Mechanical Characters of Composite Ground physical analogy and test device |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109855974A (en) * | 2019-02-27 | 2019-06-07 | 重庆大学 | Cover stress and deformation characteristic test method based on analog simulation pilot system |
CN110196316A (en) * | 2019-06-19 | 2019-09-03 | 中国平煤神马能源化工集团有限责任公司 | Pit mining crack evolvement analog simulation testing stand |
CN111812022A (en) * | 2020-06-16 | 2020-10-23 | 重庆大学 | Coal rock three-dimensional strain field visualization system and method under complex geological structure |
CN111812022B (en) * | 2020-06-16 | 2024-04-05 | 重庆大学 | System and method for visualizing three-dimensional strain field of coal and rock under complex geological structure |
CN115326588A (en) * | 2022-09-01 | 2022-11-11 | 安徽恒源煤电股份有限公司 | Multi-functional novel analog simulation experiment device |
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