继电器的接触点就可以执行控制功能。
The contacts of this relay can be used for control functions.
执行机构部分通过控制风机或除湿机的继电器来达到控制温度和湿度的目的。
Executive body through control air blower or relay of dehumidifier achieve the goal of controlling the temperature and humidity part.
铁路安全继电器是铁路系统中的重要执行元件，必须定期对其电气特性进行测量。
The railway safety relay is an important executable component in railway system, whose electrical characteristics must be tested timely.
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