330 kV sulfur-hexafluoride circuit breaker.

330千伏的六氟化硫断路器。

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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.

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。

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It has converted yellowcake into uranium hexafluoride gas.

他们已经能将黄饼转化为铀的六氟化物气体。

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All commercial enrichment methods involve first gasifying the uranium with fluorine, creating the gas uranium hexafluoride.

FORBES: Energy & Genius

Six greenhouse gases are reported on: carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons, and sulphur hexafluoride.

BBC: NI greenhouse gas emissions fall

Emissions of all the gases, except sulphur hexafluoride, fell in Northern Ireland in the period 1990 - 2007.

BBC: NI greenhouse gas emissions fall