It is powered by two jet-turbine engines which operate both the five-bladed main rotor and, through a gearbox and shafts, a pair of propellers on two short wings.

它由两个喷气涡轮引擎提供动力，以驱动五个叶片的主旋翼，以及通过齿轮箱和连轴驱动在两边短翼上的一对螺旋桨。

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Through comparing, the vibration behaviors of the special gear wheels rotor in work were analyzed.

通过比较，分析了特殊齿轮转子在工作过程中的振动特性。

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Motor rotor and spindle, crankshaft, turbine rotor, gyro rotor and escapement rotating parts in the manufacturing process, need to go through in order to smooth the normal operation of balance.

电机转子、机床主轴、内燃机曲轴、汽轮机转子、陀螺转子和钟表摆轮等旋转零部件在制造过程中，都需要经过平衡才能平稳正常地运转。

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Seiko for example has been doing this for years, but it just feels more slick on the Ventura, especially as you can see the rotor through the top of the watch.

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