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	sideboard sideboards sidebone sidebones sideburns sidecar side card side chain side chair sidechair sidecheck side circuit side curl sidecurl -sided sided side deal side dish side-dress side dressing side drum side effect side-foot side-glance sidehead

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