camshaft(journal )turning lathe
凸轮轴（轴颈）车床
overhead cam shaft
上凸轮轴上部凸轮轴
cam shaft driving gear
凸轮轴传动齿轮凸轮轴传动装置
reverse idler gear shaft bearing
回动空转齿轮轴轴承
Spokes radiate from a wheel huB.
轮条从轮轴向四周伸出
cam shaft drive
凸轮轴传动凸轮轴传动装置
Undersize crankshaft main bearing journals.
尺寸小于标准的凸轮轴主轴承轴颈。
aircraft gas turbine bearing lubrication
飞机燃气涡轮轴承润滑
primary planet ring
一级行星齿轮轴座圈
overhead camshaft engine
上置式凸轮轴发动机
crankcase cam gear bushing
曲轴箱凸轮传动轴衬套
twin-input single-output gear
双主动齿轮单出轴齿轮
Drive axle (4WD), tube axle (2WD)
驱动轴（4轮驱动），管轴（2轮驱动）
An enlarged part of a shaft to which another shaft is coupled or to which a wheel or gear is keyed.
轮毂一轴与另一轴耦合处或一轴与机轮或齿轮楔合处的增大部分
axial flow turbojet
轴流式涡轮喷气发动机
A wheel revolves round [on] its axis.
轮子是绕轴旋转的。
parallel axis gear
平行轴传动减速齿轮
The pin holds the wheel on
轴销把轮子固定起来。