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	drill string noun (on a drill rig) the assemblage of drill pipes that link the drill bit to the mechanism that imparts rotary or reciprocating motion. Origin of drill string First recorded in 1695–1705 Words nearby drill string drill pipe, drill press, drill rig, drillship, drillstock, drill string, drill team, drill tower, drily, Drin, Drina Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for drill string drill string drill pipe noun (in the oil industry) a pipe made of lengths of steel tubing that is attached to the drilling tool and rotates during drilling to form a bore Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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drill string