What's the definition of a mine? A hole in the ground with a liar on top.
矿藏的定义是什么？地里一个洞，地上一张嘴。
Ground collapse will seriously threaten the mine production security and destroy the surface ecological environment.
地表塌陷严重威胁着矿山安全生产，破坏地表生三态环境。
Ground movement and surface subsidence are remarkable in gold mine.
某金矿岩层移动和地表变形、沉降比较明显。
The experiment was done in a mine tunnel, more than 100 meters under ground.
实验在一离地面深100多米、正在开采的矿坑中进行。
The experiment was done in a mine tunnel, more than 100 meters under ground.
实验在一离地面深100多米、正在开采的矿坑中进行。
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