英语词汇“differential screw”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

differential screw n. Mechanics a screw having two threads of different pitch in different parts of its length.The two threads might be of differing handedness (so that one unwinds as the other winds), or they may be of slightly different pitch (so as to generate small accurate movements corresponding to the difference of the pitches).

ΚΠ

1824 London Mechanics' Reg. 25 Dec. 114/1 (heading) The Differential Screw, invented by Mr. Perkins.

1916 Pop. Sci. Mar. 460 This differential screw consists of a combination of an 8-32 screw and a 2-56 screw.

2008 P. R. Yoder Mounting Optics Optical Instruments (ed. 2) ix. 386 Differential screws might be employed to advantage as the means for attaching the fixed ends of the tangent arms to the brackets.

单词	differential screw
释义	> as lemmas differential screw differential screw n. Mechanics a screw having two threads of different pitch in different parts of its length.The two threads might be of differing handedness (so that one unwinds as the other winds), or they may be of slightly different pitch (so as to generate small accurate movements corresponding to the difference of the pitches). ΚΠ 1824 London Mechanics' Reg. 25 Dec. 114/1 (heading) The Differential Screw, invented by Mr. Perkins. 1916 Pop. Sci. Mar. 460 This differential screw consists of a combination of an 8-32 screw and a 2-56 screw. 2008 P. R. Yoder Mounting Optics Optical Instruments (ed. 2) ix. 386 Differential screws might be employed to advantage as the means for attaching the fixed ends of the tangent arms to the brackets. extracted from differentialadj.n. < as lemmas
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