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

> as lemmas

ratchet ring

ratchet ring n.

ΚΠ

1779 J. Ramsden Descr. Engine for dividing Straight Lines 11 The spiral spring turns back the cylinder, till the piece (j) is brought under the stop on the ratchet ring (b).

1861 J. F. W. Herschel Telescope 146 Over the attachments of these cocks is screwed a ratchet-ring, by the action of an arm on whose notches the interior ring and the speculum with it can be carried round on its centre.

1992 Mech. Products & Tools July 1413/2 Double ended ratchet rings, nickel chrome plated with heat treated driving parts.

extracted from ratchetn.²

as lemmas

单词	ratchet ring
释义	> as lemmas ratchet ring ratchet ring n. ΚΠ 1779 J. Ramsden Descr. Engine for dividing Straight Lines 11 The spiral spring turns back the cylinder, till the piece (j) is brought under the stop on the ratchet ring (b). 1861 J. F. W. Herschel Telescope 146 Over the attachments of these cocks is screwed a ratchet-ring, by the action of an arm on whose notches the interior ring and the speculum with it can be carried round on its centre. 1992 Mech. Products & Tools July 1413/2 Double ended ratchet rings, nickel chrome plated with heat treated driving parts. extracted from ratchetn.² < as lemmas
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