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。
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.
叙述了180涡轮钻具用减速器的传动比，齿轮传动，端面机械密封和偏心短圆柱轴承的设计计算过程和有关处理办法。
The design calculation process and related process methods for transmission ratio, gear transmission, end mechanic sealing and eccentric short roller bearing used for 180 turbine drill are described.
目前，三峡升船机引入德国技术，拟采用齿轮—齿条爬升机构、长螺母柱—短螺杆安全机构。
It is supposed to introduce the technology of gear-rack driven mechanism and nut-screw safety mechanism from Germany.
从谐波齿轮传动的原理和特点出发，分析短筒谐波齿轮传动中短筒柔轮的变形力和应力急剧增加的问题。
Based on the principle and characteristic of harmonic gear driving, researched the problem about the sharp increase of stress in short flexspline deformation.
基于齿轮副的动态啮合模型，对具有误差激励的齿轮副按长、短周期从理论上研究了其动态响应特征。
The paper researches the spectrum characteristics of dynamic response of the gear pair with the error excitation in the long and short period based on dynamic mating model of the gear pair.
基于齿轮副的动态啮合模型，对具有误差激励的齿轮副按长、短周期从理论上研究了其动态响应特征。
The paper researches the spectrum characteristics of dynamic response of the gear pair with the error excitation in the long and short period based on dynamic mating model of the gear pair.
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