在最坏的情况下，每磅进入到大气中的地氟醚相当于1620磅二氧化碳做起的作用。
In the worst case, each pound of desflurane that enters the atmosphere is the equivalent of 1620 pounds of carbon dioxide.
环境保护署称，它的发现是基于对六种温室气体的极其严格科学评判而做出的，这六种气体包括：二氧化碳，甲烷，一氧化二氮，氢氟碳化物，全氟碳化物以及六氟化硫。
The EPA said its finding was based on a rigorous review of science on six greenhouse gases: carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons and sulfur hexafluoride.
这些氢氟碳化合物的升温效应至少是二氧化碳的1000倍。
The warming effect of these HFCs is at least 1,000 times that of carbon dioxide.
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