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raw materials of mineral

raw materials of mineral

raw materials of mineral

双语例句

1

The geology circumstance problem caused by the exploiting of the underground raw materials of mineral products reads as follows : the subside , the crack of land , landslide , mud-rock flow and other geology calamity .

地下矿产资源的开采引发的地质环境问题主要有地面塌陷、地裂缝、滑坡、泥石流等地质灾害。

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