inverse circulation
英
美
- 反循环
双语例句
- The drill can be used in the drilling technologies of normal or reverse circulation in the quaternary period gravel or hand rock ground.
演练中，可用于钻井技术的正常或反循环在第四纪时期，砾石或手岩石地面。 - The special reverse circulation swivel that matches with the improved shaft is developed.The construction and application of the swivel are introduced in this paper.
本文介绍了所设计的反循环水龙头的结构组成及其现场使用情况。
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