她冲洗掉手上的泥浆。
泥浆泵是在钻探过程中，向钻孔输送泥浆或水等冲洗液的机械。
Mud in the drilling process, the drilling mud or water transport machinery such as washing fluid.
化学冲洗剂在水泥浆之前泵入，以利于确保有效地去除泥浆和有效地放置水泥浆。
The chemical wash is pumped ahead of the cement slurry to help ensure effective mud removal and efficient cement placement.
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