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主要对受各类水患威胁的煤柱进行回采时,针对水害性质的不同确定不同的治理措施,在确保矿井安全的情况下,最大限度地对矿井的煤炭进行挖潜增效。
Mainly to the coal pillars threatened by various types of floods when mining, in view of the different nature of the water to determine the different governance measures to ensure the safety of the mine, the maximum coal mines to tap potential synergies.