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词汇
screw-drilling device
释义
screw-drilling device
基本
例句
螺杆钻具
So the research on the output performance of the air PDM is of great significance for the gas drilling during the horizontal well drilling.
因此,研究气体螺杆钻具在井下的输出性能对水平井气体钻井有着非常重要的意义。
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更新时间:2025/4/8 22:28:30