heading-and-stope mining

例句：

1. 1. The company isexploring the possibility of using heading-and-stope mining to extract rare metals from deep underground.
   该公司正在探索使用矿柱和矿脉采矿法从地下深处提取稀有金属的可能性。
2. 2.The new mining technique has the potential to revolutionize the way we extract minerals from the earth's crust.
   这项新的采矿技术有潜力彻底改变我们从地球地壳中提取矿物的方式。
3. 3. The mine manager was impressed by the efficiency of the heading-and-stope mining process, which significantly reduced the time required for ore processing.
   矿场经理对矿柱和矿脉采矿过程的效率印象深刻，这显著减少了矿石处理所需的时间。