英语词汇“rock bit”的翻译、意思、用法、释义-英汉汉英词典

单词	rock bit
释义	rock bit 【工程】凿岩(齿轮)钻头以上来源于：《21世纪大英汉词典》 rock bit岩石钻头rock bit岩石钻锥rock bit岩石鑽頭海洋地質學rock bit岩石鑽錐電機工程rock bit岩石鑽頭礦冶工程名詞rock bit岩石鑽頭機械工程rock bit岩石鑽錐電力工程
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