英语词汇line protective device怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	line protective device
释义	line protective device 简明释义线路保护装置专业释义 1 动力与电气工程线路保护装置双语例句 1 Connecting line should extra install protective device, and do not step on the connecting line, do not pile up any metal material on the connecting line. 连接线应加装防护装置，不得踩踏连接线，不得往连接线上面堆放任何金属物料。
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