mine operation

• 矿山开采

mine operation的用法和样例：

例句

1. The adaption of mining method is the similarity between the mining conditions of designed mine and adaption capacity.
   而采矿方法的适应性实质上是指其适应范围与设计矿山开采条件的近似程度。
2. Thus, mine surveying in the mining of the responsibilities and roles are significant.
   因此，矿山测量在矿山开采中的责任与作用都是很大的。