1·These include coal mining, quarrying, oil drilling, and the injection of wastewater into the ground.
这些活动包括采煤、采石、石油钻探和向地下注入废水。
2·In the early days of underground coal mining, pit canaries often had short but valuable lives.
早期地下采煤的时候，矿井中的金丝雀常常拥有短暂而有价值的一生。
3·The opposition is about coal's air and water pollution and the devastating practice of mountaintop removal coal mining.
人们反对的是燃煤带来的烟气和水污染，还有能够削平山头的破坏性采煤行为。
4·When treating with coal mining under water, we should mostly consider if the cracks resulting from mining in the overburden are interconnected and if the interconnected cracks spread to the water.
在处理水体下采煤问题时，主要考虑开采引起的覆岩中的裂缝是否互相连通以及互相连通的裂缝是否波及到水体。
5·The surface subsidence basin is the result of underground coal mining.
地下采煤会导致地表下沉盆地的形成。