Unverified82% confidenceFactTime unknown
液化石油气(LPG/瓶装气)比重大于空气、沉积于地面,天然气比重轻聚集于顶部,阀门本身通用但需与对应安装位置的报警器配套;用错气种的整套系统会导致检测失效
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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