Ore precipice nature side slope stability mainly divisionalplane control, the side slope destruction mainly is the wedge-shaped body jitter which forms by divisionalplane cutting creates.
矿山岩质边坡的稳定性主要受节理面控制，边坡的破坏主要是由节理面切割形成的楔形体失稳造成的。
2
The photic field in the planedivisional uniform absorbing and dispersive dielectrics is quantized by the canonical quantum theory and the classical Greens function of the system.