英语词汇“tapered core bit”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	tapered core bit
释义	tapered core bit tapered core bit [′tā·pərd ′kȯr ‚bit] (design engineering) A core bit having a conical diamond-inset crown surface tapering from a borehole size at the bit face to the next larger borehole size at its upper, shank, or reaming-shell end.
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