不受管束的狩猎消灭了大量的物种，而且现在采矿，砍伐和能源探测也威胁着那些余留的物种。
Unchecked hunting wiped out a number of large species, and today mining, logging and energy exploration threaten those that remain.
现在的采矿工程已不仅是开采问题，而且还要注意围岩稳定性和岩层控制。
Now the mining engineering problem has been not just the mining issues, but also to pay attention to stability and surrounding rock strata control problems.
现在的采矿工程已不仅是开采问题，而且还要注意围岩稳定性和岩层控制。
Now the mining engineering problem has been not just the mining issues, but also to pay attention to stability and surrounding rock strata control problems.
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