“extension bolt”的概念、定义、翻译、参考文献-科学参考

单词	extension bolt
释义	extension bolt [ik`sten·chǝn ´bōlt] ^{DESIGN ENGINEERING} A vertical bolt that can be slid into place by a long extension rod; used at the top of doors.
随便看	double-wedge cut double weighing double-welded joint double-winding synchronous generator double word double-word addressing double-work doubling dose doubling the angle on the bow doubling time doubly linked ring doubly plunging fold doubly ruled surface doubly stochastic matrix doughnut Douglas-fir Douglas-fir oil douglasite Dounce homogenizer do-until structure douse douser Dovap Dove dove

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