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矿山巷道

网络mine workings; mine openings; mine roadway

矿山巷道

矿山巷道

矿山巷道

mine workings

采矿专业英语词汇 - 豆丁网 ... mine water 矿水 mine workings 矿山巷道 mineability 可开采性 ...

mine openings

采矿专业英语词汇 - 豆丁网 ... mine mouth structure 井口建筑物 mine openings 矿山巷道 mine orifice 等积孔 ...

mine roadway

采矿专业英语词汇 - 豆丁网 ... mine rig 矿用钻车 mine roadway 矿山巷道 mine safety 矿山安全 ...

mining excavation

在线词典... ... machine excavation 机械开挖,掘进机开挖 mining excavation 采矿,矿山掘进;矿山巷道 inverse estuary 逆向河口 ...

1

First the distribution laws of stress fields in the course of mine tunnel excavation are simulated by means of FLAC3D software.

首先通过 FLAC3D 软件对矿山巷道掘进过程中煤岩内部应力场分布规律进行数值模拟；

2

The distribution laws of stress fields in the course of mine tunnel excavation are simulated by means of FLAC2D software.

通过 FLAC2D 模拟了矿山巷道掘进过程中煤岩内部应力场的分布规律；

4

Finally, the application of ground stress field in mining planning and design has been briefly discussed .

研究了地应力在矿山巷道及开采设计中的应用。

5

The results showed that the FLAC3D method could effectively simulate the stress field of coal or rock during the course of tunneling.

研究结果表明：FLAC^3D 方法能对矿山巷道掘进过程煤岩内部应力场进行有效的数值模拟；

7

Direct Derivation of Three - dimensional Coordinate System Established by Through Intersections of Mine Workings

矿山巷道贯通交点三维坐标的直接求解

8

the visualization mine openings model was constructed by the way of the center line and the waist line ;

采用中线法和腰线法建立了矿山巷道可视化模型；

10

U-type hot rolled steel mine timbering dimension. Shape. Weight and permissible variations

矿山巷道支护用热轧 U 型钢

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