CLW超声波料位器，可以无接触控制铺料高低。
CLW ultrasonic material level meter can control material height without touching material.
说明：采用手势控制计算机界面，应用于游戏或无接触控制。
The computer desktop is controlled by hand gesture. The technique can be employed in games.
当达到额定转速后，控制系统需要一个无压降连接(压缩机运行)，在这种状态下接触器必须闭合。
After reaching the rated speed, a potential-free contact (compressor running) is required for control system. The contact must be closed in this state.
控制旁路接触器的接点是无源继电器输出点；
The joints of control bypass contactor passive relay output points;
控制旁路接触器的接点是无源继电器输出点；
The joints of control bypass contactor passive relay output points;
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