flood operation
... joint operation for flood control 联合防洪调度 flood operation 流体注入作业 reservoir flood operation 水库洪水调度 ...
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在油气井注水泥作业中，常常需要在水泥浆与泥浆之间注入一段具有特殊技术性能流体，这段流体就称为前置液。
During the primary cementing process, usually we pump some fluid with special technical performance between mud and cement slurries. It is called ahead fluid.
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