Unverified90% confidenceDecision RuleTime unknown
同时检测CO(一氧化碳)和天然气(甲烷)时,探测器必须同时具备顶部和底部检测能力,因为甲烷比空气轻聚集在天花板附近,而CO密度接近空气会弥散——单一安装高度会漏检。优选安装说明明确区分气体类型高度的产品
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