一氧化碳在哪裡?
ex: 為何一氧化碳濃度破表?
中華電信人員前往檢測,一氧化碳濃度遠遠超過標準35PPM近30倍,超標情況史上首見。
phantom 發表於 2014-8-26 20:25
Biogas is usually 50% to 80% methane and 20% to 50% carbon dioxide, with traces of gases such as h ...
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