block caving method 阶段崩落法
natural block caving method 矿块自然崩落法
block caving mining method 自然崩落采矿法
spontaneous block caving mining method 阶段自然崩落采矿法
block caving coal mining method [矿业] 大块崩落采煤法
According to the theory and method of particle flow code in two dimensions (PFC2D), the block caving law of natural caving mining method was investigated.
以自然崩落采矿法为研究对象，利用二维颗粒流数值模拟(PFC2D)的原理和方法，研究了自然崩落法矿体崩落规律。
Tonkuangyu Copper mine sets up a set of simple and convenient monitoring system of orebody caving state in the mine stope to use block caving method.
铜矿峪铜矿在自然崩落法采场中，建立了一整套简便易行的矿体崩落状态监测系统。
The characteristics and fundamentals of ore drawing control in block caving method are described and computer-based production scheduling for this mining method is studied in the paper.
本文阐述了自然崩落法放矿的特点及其放矿管理的基本原理，探讨了应用计算机进行自然崩落法排产的基本方法。
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