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单词
drilling at circulation break
释义
drilling at circulation break
网络
干钻
网络释义
1.
干钻
...作不平稳使钻柱产生纵向上下振动的现 象. 22.
干钻
(
drilling at circulation break
) :是指在钻井液未流过钻头的情况 下钻进. 23....
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light shading
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lights,high
light ship
lightship
light ship
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更新时间:2026/10/25 20:04:37