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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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security-conscious
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2026/6/14 21:38:16