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覆岩

网络overburden rock; Overlying strata

覆岩

覆岩

overburden rock

覆岩移... ... ) movement and deformation of overburden strata 覆岩移动变形 ) overburden rock 覆岩 ) Overlying strata 覆岩 ...

Overlying strata

覆岩移动变形,movement and deformation of... ... ) overburden rock 覆岩 ) Overlying strata 覆岩 ) overburden 覆岩 ...

1

A great deal of analysis and research indicates that the crack damage is controlled by the key stratum in the overburden strata.

大量研究表明，这种裂缝损害受覆岩中关键层的控制。

2

FEM NTA coupling model is set up for simulation of mining conditions at great mining height with an overlying rocks of low tensile strength .

在重点模拟大采高条件下覆岩低抗拉特性的基础上，建立了 “大采高 FEM-NTA 耦合模型 ”。

5

The results really reflected the law of overlaying strata movement and fracture development .

真实地反映了在开采保护层过程中覆岩移动及裂隙发育规律。

6

After the coal mining operation completed, the overburden strata would form a regenerated roof with certain water isolated capacity.

煤层开采后其覆岩可形成具有一定隔水能力的再生顶板；

7

The numerical simulation software FLAC-3D can be used to analyze the developing disciplinary of the roof breakage .

运用 FLAC-3D 数值模拟软件，对特定开采条件下覆岩破坏发育规律进行分析。

9

Studied the catastrophic collapse of surface land induced by mining under a shallow and hard strata by numerical simulation .

对浅埋坚硬覆岩下开采地表塌陷机理进行了数值模拟。

10

It indicates that overlying strata gradually break down and separation appears under the magmatic rock when the mining length increases.

研究结果表明：随着工作面的推进，覆岩逐渐垮落，岩浆岩下方开始出现离层；

11

and quantity of both the sand and water burst depend on overlying stratum structure and space disposition .

突水溃沙量的大小还取决于覆岩的结构及空间配置。

12

Its range had the larger outstand to outboard working face under the condition of injecting grouts in separate layers .

离层带注浆时的覆岩破坏形态和范围向工作面外侧突出较大。

13

To do the measure abscission layer grouting in site , the first step is to make clear the developmental rule of abscission layer .

要进行采场覆岩离层注浆等技术措施，首先必须弄清离层的发展规律。

15

Regarding cover rock of mine space as huge system complex medium , the layerdiscrete duality medium model is established .

将采场上覆岩体视为大系统复合介质，建立层状 -离散二重介质模型。

16

Applying FLAC to simulating movement of roof caused by mining on the basis of analyzing geological conditions of Wugou Mine Field.

在分析五沟井田地质条件基础上，利用 FLAC 软件对开采引起的煤层顶板覆岩运移进行了模拟。

17

Study and Application of New Grouting Technology for Separated Strata to Slacken the Surface Subsidence

减缓地表沉降的覆岩离层注浆新技术的研究

18

Preliminary Probe into the Law of Overburden Destruction in Fully-mechanized Coal Mining with Caving of Roof Coal in Kangping Coalfield

康平煤田综放开采覆岩破坏规律初探

19

21

Research on Similarity Simulation Experiment of Development Law of Mining - induced Overburden Stress

采动覆岩应力发展规律的相似模拟实验研究

22

Theoretical Foundation and Engineering Implementation of the Separated Strata Grouting Technology

覆岩离层充填技术的理论基础与工程实施

23

Study of Roof Deformed Features on Top of the Mined Area Within Slope Outside Intermediate Section of Spillway in Some Dam

某坝区溢洪道中段外侧边坡采空区上覆岩体变形特征研究

24

Research on Mechanism and Reasonable Parameters of Gas Drainage by Pressure Relief of Overlying Roof Rock in a Working Face

回采面顶板覆岩卸压抽放瓦斯机理及合理参数研究

25

Analysis of the Overburden Failure and Water-filling Characteristics on Mechanization Caving Mining Face

综放工作面覆岩采动破坏规律与充水特征分析

26

Formation Conditions of Compound Key Strata in Mining Overlayer Strata and Its Discriminance

采场覆岩中复合关键层的形成条件与判别方法

27

Study on the Characteristics of the Gob Roof Cracks in Stopes and its Application in Gas Drainage

采场覆岩裂隙特征研究及在瓦斯抽放中应用

28

Dynamic changes process study of movement of underground-induced strata

采动覆岩载荷的动态传递过程研究

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