英语词汇“rotary boring”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	rotary boring
释义	rotary boring rotary boring [′rōd·ə·rē ′bȯr·iŋ] (mechanical engineering) A system of boring in which rock penetration is achieved by the rotation of the hollow cutting tool.
随便看	place betting placebo placebo-controlled food challenge placebo controlled trial placebo dentifrice followed by fluoride rinse placebo effect placebo effects placeboes placeboic placebo (medicine) placebo noise placebo (origins of technical term) placebo/placebo placebo response placebos place brick place bricks place card placecasting place coding placed placed above placed an issue placed an order placed a premium on

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