The results analyzed in those obtained by inductively coupled plasma - atomic emission spectroscopy and atomic absorption spectroscopy.本文分析结果与等离子发射光谱和原子吸收光谱对照相吻合.Therefore by regulating swirl number of combustor NO emiss...
the emission of carbon dioxide into the atmosphere向大气排放二氧化碳The emission of gases such as carbon dioxide should be stabilised at their present level.二氧化碳等气体的排放应该稳定在当前水平。States have the option of adopting the even tougher ...