大家帮忙解释一下电磁阀铭牌上的一句话? 装置一个 电磁阀 上的铭牌,不太懂。求大虾们解释??? to prevent ignition of hazardous atmosphere ,every conduit penetrating enclosure for electrical connection to switches which may produce arcs must be sealed properly using suitable connector (expiosion proof type) keep the unit tightly sealed while electricty is on ,and off etectricity openning enclcsure 查看更多7个回答 . 4人已关注