... pressure efficiency ==> 压力效率 pressure elements ==> 压力元件 pressure ellipse ==> 椭圆形压力圈 ...
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用途：适用要求较高的微波器件，传感器，滤波器及航天，导弹上应用的元件气密性带压力保护的封焊。
Usage: suitable for air tight seal welding with pressure protection of microwave device, sensor, filter and components that used on spaceflight and guided missile that have high requirement.
控制元件：为满足传动性能的需要，在系统内为控制压力，流量和方向等而配置的各种阀件。
Control components: in order to meet the needs of transmission performance, in the system for the control of pressure, flow and direction of the configuration of various valves.
动力元件：把原动机输出的机械能转变为液体压力能的能量转换装置。
Power element: an energy conversion device for converting mechanical energy output from a prime mover into a liquid pressure energy.
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