“cannon pinion”的概念、定义、翻译、参考文献-科学参考

单词	cannon pinion
释义	cannon pinion [`kan·ǝn ´pin·yǝn] ^HOROLOGY A tube that holds the minute hand at one end and meshes with the minute wheel of a timepiece on the other end.
随便看	mine field gap mine field lane mine fire truck mine foreman mine hoist mine inspector mine jeep minelite mine locomotive mine-planting equipment mine props miner mine radio telephone system mineragraphy mineral mineral acid mineral additive mineral black mineral caoutchouc mineral charcoal mineral cotton mineral deposit mineral dressing mineral dye mineral economics

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