电磁阀是用电磁的效应进行控制，主要的控制方式由继电器控制。
Electromagnetic valve is used to control the effects of electromagnetic, the main control by the control relay.
通过内部安装控制继电器，特殊控制开关进行操作就如同电磁阀一样。
Special control switch setup operates like a solenoid valve through internally mounted control relay.
时间继电器是一种利用电磁原理或机械原理实现延时控制的控制电器。
Time relay is a use of electromagnetic principle or mechanical theory to realize delay control control electric appliance.
应用推荐