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.
目的用电极法直接测定全血血糖及乳酸，比较甘油醛与氟化钠对血葡萄糖的保护作用和对血乳酸生成的抑制作用。
Objective to compare the effect of glyceraldehydes with that of sodium fluoride to preserve glucose and lactic acid in whole blood specimens.
从应用于高速数据通信的角度，介绍了聚甲基丙烯酸甲酯（PMMA）、全氘化和全氟化梯度塑料光纤的损耗、带宽、稳定性和寿命。
The polymethylmethacrylate (PMMA) base, perdeuterated PMMA base and perfluorinated (PF) polymer base GI POFs are considered for the application of high speed data communications.
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