英语词汇“rockbolt”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	rockbolt
释义	rockbolt rockbolt [′räk‚bōlt] (engineering) A bar, usually constructed of steel, which is inserted into predrilled holes in rock and secured for the purpose of ground control.
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英语词典包含2567994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。