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把住首次送电关把住工具使用关把住安全距离关把住无人监视关把住误拉误送关把住设备检查关把住线路绝缘关把住保险系数关把住触电急救关把住导线容量关把住临时用电关把住登高作业关把住产品质量关把住大型活动关把住建筑施工关把住思想麻痹关把住电工考核关把住盗线窃电关把?
We live for the first time and send the power off and live tool use off and live security distance off and live and unmanned surveillance off and live and turn over mistake transfer off and shut equipment check off and live line insulation off live insurance factor off and live electric shock first aid off Living capacity of the conductor to live off the temporary use of electricity to live ascended the ascension homework to shut down the quality of the product live to live a large-scale activities off the building live in the construction of live in the hands of the idea of paralysis shutting off the electrician examination off the theft wire theft off?