Do not dump mud tanks without company man approval.

不经甲方职员同意，不许清理泥浆罐。

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This research is to aim at the characteristic of red alkaline mud dump site of the sintering process, and to find a feasible method for ecological rehabilitation on the slope.

针对烧结法的强碱性赤泥堆场的特性，找出一种可行的施工方法，对边坡进行复垦植被。

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But in some areas, sediments are so polluted with toxic chemicals, such as mercury, that the mud must be stored in a dump.

ECONOMIST: Flood barriers