在过去，机器内部的一整套控制系统是由硬件组成的：传动装置，杠杆和凸轮。
The control systems inside machines used to be physical: gears and levers and cams.
传动杆：可摆动的杠杆，与引擎之活塞相连，用以向机轴传送能量。
An oscillating lever connected to an engine piston rod and used to transmit power to the crankshaft.
介绍了一种基于杠杆-铰杆增力机构的液压-机械复合传动装置的工作原理，给出了其力学计算公式。
The working principle of a kind of hydraulic-mechanical combination driving device based on lever-toggle force-amplifier was introduced in the article, its force calculation formulas are given also.
新颖的杠杆—行星加速装置传动可有效地利用骑手的蹬力，骑手用较小的力可始终如一地获得较大的驱动力。
A novel lever-planet acceleration apparatus drives the bicycle so as to effectively utilize the pedal force of a rider and the rider can always obtain larger driving force with smaller force.
本文在斯威顿杠杆传动轴扭矩的实例基础上， 系统地分析了不同工况下杠杆传动轴扭矩负荷的变化规律，为解决生产过程中万向接轴时常断裂提供了科学依据。
Based on testing data, the basic factors and rules influencing shaft torques of SWITN'S device are analysed. It provides scientific proof for further analysis of the universal joint-shaft broken.
本文在斯威顿杠杆传动轴扭矩的实例基础上， 系统地分析了不同工况下杠杆传动轴扭矩负荷的变化规律，为解决生产过程中万向接轴时常断裂提供了科学依据。
Based on testing data, the basic factors and rules influencing shaft torques of SWITN'S device are analysed. It provides scientific proof for further analysis of the universal joint-shaft broken.
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