请问家里有那种直接插在电源上的一氧化碳报警器的，是插在高处的电源还是普通低处的，还是两可？ (水城百事)

by 一氧化碳, Thursday, January 19, 2012, 23:24

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987 views

高处，天花板上

by 供电, Thursday, January 19, 2012, 23:52 @ 一氧化碳

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891 views

by SafeJet , Friday, January 20, 2012, 08:49 @ 一氧化碳

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用车找迅捷，安全又便捷。5198046188

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