It follows that the surface of the waste slag yard impacted by rain leaking and other outside factors is more serious than the middle and bottom layer of the slag yard.
其原因可能是渣场表层受雨水浸沥等外界影响比中层和底层严重。
It follows that the surface of the waste slag yard impacted by rain leaking and other outside factors is more serious than the middle and bottom layer of the slag yard.
其原因可能是渣场表层受雨水浸沥等外界影响比中层和底层严重。
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