celestial axis,line shaft是什么意思


中文翻译天轴

网络释义

1)celestial axis,line shaft,天轴2)aerospace bearing,航天轴承3)Space bearing,航天轴承4)line-shaft transmission,overhead driving gear,天轴传动5)countershaft bearing,天轴轴承6)line shafting,天轴传动轴承

用法例句

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