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- The results show that if there exists a key stratum in the omitted strata, it will lead to the distortion of the distribution of load and the simulation result of key strata fracture... 只有主关键层上部的岩层可以简化为均布载荷;包含关键层时不能简化为均布载荷;其等值载荷与被省略岩体中关键层的位置及其破断特征有关.
- Keywords coal mine;longwall face;microseismic;strata fracture;monitoring; 煤矿;长壁工作面;微地震;岩层破裂;监测;
- Keywords mine;strata fracture;microseismic;monitoring;coal mine safety; 矿井;岩层破裂;微地震;监测;煤矿安全;
- Perhaps there is a fracture in the water pipe. 也许水管有裂缝了。
- The fracture of his left leg is very serious. 他的左腿骨折情况很严重。
- The fracture caused him intense pain. 骨折给他造成了剧烈的疼痛。
- We can follow the history of life through the strata. 我们可以通过这一层层的地层跟踪生命的历史。
- They represent each society stratum. 他们代表各个社会阶层。
- The older strata gradually disintegrate. 较老的岩层渐渐风化。
- strata fracture 岩层破裂
- Fracture of the leg can be very serious in old people. 老年人腿骨骨折有可能成为严重疾患。
- The older strata gradually disintegrated. 年代较久的地层逐渐崩解了。
- They do not constitute a separate class or stratum. 知识分子和青年学生并不是一个阶级或阶层。
- These strata, lying apparently in contact, are in fact abysmally separated. 这些表面上相触的地层实际上相隔很远。
- Such a procedure does not preclude fracture. 这个方法不能消除断裂的发生。
- You'll be treated for a fracture of the bone. 你因骨折需要治疗。
- To expose(rock strata)by erosion. 剥蚀因腐蚀而露出（石层）
- He hates the privileged stratum. 他憎恨特权阶层。
- They belong to the rich strata and never work. 他们属于富裕阶层，不干活。
- High fracture toughness and insulation resistance. 高断裂强度及绝缘性能。
