reduction gear ratio
剃齿刀
gear shaver
暂无补充释义。
相关词条
straight toothed spur gear
gear teeth grinding by rolling
reversing gear, electric model railway
distributing valve-gear (valve gear)
spider gear
planet gear
die turning gear
gear shaver
暂无补充释义。
reduction gear ratio
straight toothed spur gear
gear teeth grinding by rolling
reversing gear, electric model railway
distributing valve-gear (valve gear)
spider gear
planet gear
die turning gear