Jumen North hall, the main hall of residence, sits. Face width three.
位居门厅北,住宅主厅,坐北朝南。面阔三间。
The peak value of abutment pressures on coal pillar had a certain distance to the wall, and the distance reduced when the working face width increased.
煤柱支承压力峰值超前煤壁一定距离,且此距离随工作面长度加大而减小。
The effects of load, effective face width and power partition coefficient on the reliabilities of the system and components were studied through some examples.
结合实例,研究了负载、有效齿宽、功率分配系数等因素对系统及其零件可靠性的影响。
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