英语词汇“core barrel”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	core barrel
释义	core barrel core barrel [′kȯr ‚bar·əl] (design engineering) A hollow cylinder attached to a specially designed bit; used to obtain a continuous section of the rocks penetrated in drilling. core barrel The hollow cutting tool of a core drill; consists of a section of pipe which has a carbide insert or diamond cutting edge.
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