放矿 meaning in Chinese
oredrawing
pulling ore
withdrawal of ore
Examples
- Effect of the recirculation system of ore - pass raise at grasberg mine
矿的放矿溜井再循环系统的效果 - Study on the relations among different cut - off grades for ore drawing
不同放矿截止品位间关系的研究 - New method of simulation drawing
仿真三维模拟放矿方法研究 - Area of draw
放矿面积崩落采矿法 - Gravity ore pass
重力放矿溜道