ELCB or GFCI device with trip load of no more than 30 milliamp will be fitted and fully operational.
有故障的设使用,要报告给监护员准维修或者取走用。
ELCB or GFCI device with trip load of no more than 30 milliamp will be fitted and fully operational.
有故障的设使用,要报告给监护员准维修或者取走用。
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