齿轮箱高速轴
high speed shaft of gearbox
高速动车齿轮箱
Gearbox for high speed train
等齿高齿轮
gear with equal addendum teeth
高速齿轮副机械效率
machinery efficiency of the high speed gear pair
变速箱齿轮
transmission gearbox gear
transmission gear
surface strengthened process
fracture initiation
变速箱齿轮布置
transmission gear arrangement
变速箱齿轮润滑液面
transmission gear lube level