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带屏幕的继电器今天上电了，快来看看里面都有啥功能？？？
小电猫将Easy719继电器，第一次通电，快来跟随小电猫看看里面都有啥功能？能不任何人都能轻松上手？
伊顿电气EASY控制器（PLC）系列课程3/14
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