英语词汇“drill string”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	drill string
释义	WordReference Random House Unabridged Dictionary of American English © 2024 drill′ string′, Mining, Mechanical Engineering(on a drill rig) the assemblage of drill pipes that link the drill bit to the mechanism that imparts rotary or reciprocating motion. 1695–1705
随便看	usnach usnea usng usnic acid usnr uso usolye u.s.p. usp uspallata pass usphs uspo usps u.s.p.s usquebaugh usr usrc u.s. rda u.s.s. uss u.s.s.b. ussb u.s.s.ct. ussher u.s.s.r.

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