These drive the central propellershaft through bevel reduction gears with a 2:1 reduction.
这些驱动器，中央螺旋桨轴通过减少锥齿轮2：1减少。
2
The driving power enters the differential through the drive pinion on the end of the propellershaft.
也就是说，驱动力是从传动轴末端的传动齿轮输送到差速器的。
3
BMW Corporation of West Germany has developed a torsion rig for universal joint propellershaft and axle shaft for the use of testing four-wheel-drive cars.