| 单词 | spur gear |
| 释义 | > as lemmasspur gear spur gear n. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > wheel > [noun] > cog or gear cog-wheel1416 main wheel1678 spur-wheel1731 rack wheel1772 spur gear1808 gear1829 gearing1833 spur gearing1844 pitch wheel1854 tooth-wheel1862 gear-wheel1874 maintaining wheel1874 cog1883 1808 R. Buchanan Teeth of Wheels ii. 36 By Spur Geers is understood wheels acting together, with their axes parallel and in the same plane. 1867–72 N. P. Burgh Mod. Marine Engin. 294 Spur gear motion for working slide valves. < as lemmas |
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