单词 | key groove |
释义 | > as lemmaskey groove key groove n. Mechanics = keyway n. (a). ΚΠ 1835 A. Ure Philos. Manuf. 21 The dexterous hands of the filer and driller are now superseded by the planing, the key-groove cutting, and the drilling machines. 1868 W. H. Northcott Treat. Lathes & Turning 177 All the cutters should be made with the same sized hole and key groove. 1909 Motor Age 17 June 40/1 The key-grooves in the shaft and wheel are dressed down until perfect contact occurs between key and groove throughout their entire length. 2007 M. Narazaki & G. E. Totten in G. E. Totten Steel Heat Treatm. (ed. 2) x. 626 One of techniques for design symmetry is to add dummy holes, key grooves, or other shapes to steel parts. < as lemmas |
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