We can see that ground pressure appearance of Shennan extraction roadway, rock destruction is similar to stopping through field test and numerical analysis.

通过现场试验、数值分析认为申南凹矿回采巷道的地压显现与围岩破坏与采场相似。

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The paper analyses the relation between hydraulic support posture and wall rock destruction, and propose the monitoring methods of hydraulic support posture.

分析了液压支架姿态与围岩破坏的关系，提出液压支架姿态的监测方法和手段，结合现场实际，确定出液压支架姿态控制的合理范围。

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Adopting survey technology of double-head water-stopped machine flowing high of upward-inclined drillhole rock destruction rules were surveyed, development height of water conducted zone was gained.

采用井下仰斜钻孔双端堵水器导高观测技术对白庄煤矿综放开采条件下，覆岩破坏规律进行了实测，得出了导水断裂带的发育高度。

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