Ground building is wrecked by compressed coal mining under village.
村庄下压煤开采，造成地面房屋破坏。
Coal mining under the village, the ground buildings will be damaged.
村庄下压煤开采，造成地面房屋破坏。
Ground building is wrecked by ground coal mining under village.
村庄下压煤开采，造成地面房屋破坏。
Under the same conditions of structural-material complex, fracture system, and mining scale, the ground damage degree is related to the tectonic stress field.
在构造介质、构造界面特征相似，开采强度也相同的条件下，煤矿区采动损害与其所处的构造应力场性质有关。
Based on the key stratum theory in ground control, the basic principle in the design of mining under buildings should ensure that the primary key stratum would not break.
在此基础上，提出将控制覆岩主关键层不破断失稳作为建筑物下采煤设计原则的观点。
Discussed rock mass gravity collapse mechanism caused by under ground and overburden failure and surface settlement disaster, offered some underground mining and surface protective measures.
论述了地下矿层开采引起的岩体重力变形机理和造成的覆岩破坏、地表沉陷等灾害，提出了井下开采和井上防护的技术措施。
The analysis of 3D elasto-plastic FEM is introduced for calculating the deformation of the ground surface caused by underground mining under thick rock overburden.
介绍了在厚覆盖岩层条件下，确定地下采矿引起地表变形特征的三维有限元弹塑性计算分析工作。
The analysis of 3D elasto-plastic FEM is introduced for calculating the deformation of the ground surface caused by underground mining under thick rock overburden.
介绍了在厚覆盖岩层条件下，确定地下采矿引起地表变形特征的三维有限元弹塑性计算分析工作。
应用推荐