Acceptance code for gears - part 2 : determination of mechanical vibrations of gear units during acceptance testing 齿轮验收规程.第2部分:验收测试过程中齿轮装置机械振动的测定
Acceptance code for gear units - part 2 : determination of mechanical vibrations of gear units during acceptance testing 齿轮装置的验收规范第2部分：验收试验中齿轮装置机械振动的测定
Remote control gear with transmission tubing for manual operation ; leading - trough bearings with crown gear units slewable , watertight 手动发射管的遥控装置.带可回转冠齿轮的防水的导向槽
Remote control gear with transmission tubing for manual operation ; deck operating devices with slewable crown gear unit , welding - in type 用手操作的带传输管的遥控装置.焊入式带可快速旋转的
Gearbox : what kind of gear in the gearbox ? worm gear unit , helical gear set , or spur gear unit 最佳答案（此答案并不代表本站观点）变速箱：变速箱里有哪些种类的齿轮？蜗轮，斜齿轮或圆柱齿轮？
The taildragger arrangement consists of two main gear units located near the center of gravity ( cg ) that support the majority of the plane ' s weight 后三点起落架，由两个在重心靠前位置的主轮支持大部分的飞机重量。
