理论研究表明，冲击地压实质为一种矿山岩体的动力现象，是矿山开采带来的一种动力学灾害。

Theoretical researches indicate, as one mine power phenomenon essential, it is a kind of dynamics calamity brought by the mine exploits.

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理论研究表明，冲击地压实质为一种矿山岩体的动力现象，是矿山开采带来的一种动力学灾害。

The theory studies have showed that, rock burst is a kind of dynamic phenomenon of mining rock, and is a kind of dynamic disaster coming from mining.

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