This mining activity had increased economic around the mining location.
这种采矿活动增加了各地的经济增长。
The groundwater activity of the mining area is always major research of the mine environment.
矿山地下水运动一直是矿山环境问题的研究重点。
The groundwater activity of the mining area is always major research of the mine environment.
矿山地下水运动一直是矿山环境问题的研究重点。
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