用于油气管道绝缘接头(法兰)高电压保护的接地电池一般是()。A.锌接地电池 B.镁接 发布时间:2017-11-17 01:06 │ 来源:www.tikuol.com 题型:单项选择题 问题: 用于油气管道绝缘接头(法兰)高电压保护的接地电池一般是()。A.锌接地电池B.镁接地电池C.铝接地电池D.通接地电池
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