“tumbler gears”的概念、定义、翻译、参考文献-科学参考

单词	tumbler gears
释义	tumbler gears [`tǝm·blǝr ´girz] ^{MECHANICAL ENGINEERING} Idler gears interposed between spindle and stud gears in a lathe gear train; used to reverse rotation of lead screw or feed rod.
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