有SF 6气体密度继电器，并能事故报警，及闭锁操作机构。
It shall have SF6 gas density relay and emergency alarm as well as blocking operating mechanism.
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.
介绍在仿真变电站断路器控制回路仿真设计中，如何利用双位置继电器解决断路器机构触点仿真设计的问题。
It is described in this paper that how to use two-position relay to solve simulation design of contact of CB in control circuit of simulation substation.
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