英语词汇“rock bolt”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	rock bolt
释义	Definition of rock bolt in English: rock bolt noun A bolt for attaching something to rock; (Mining) a tensioned rod passing through a bed of rock and anchoring it to the body of rock behind. Origin Late 19th century; earliest use found in U.S. Patents. Definition of rock bolt in US English: rock bolt noun A bolt for attaching something to rock; (Mining) a tensioned rod passing through a bed of rock and anchoring it to the body of rock behind. Origin Late 19th century; earliest use found in U.S. Patents.
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英语词典包含464360条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

　

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更新时间：2024/9/21 2:44:05