【答案】B【核心短语/词汇】several:几个,一些;release into:排放到【翻译】二氧化硫是排放到大气中的几种污染物之一。【解析】题干中的“one of several__”,意思是“几种...中的一种”。“several(几个,一些)”一般修饰可数名词复数。B选项“pollutants”是“pollutant”的复数形式,意思是“污染物”。所以,...
Sulphur dioxide is liquefieddoi:10.1016/0140-7007(80)90135-8ELSEVIERInternational Journal of Refrigeration
metal contaminants cannot be removed by economical means during rapid regeneration, and the metals have been reported to interfere with the combustion of carbon and sulfur, catalyzing the conversion of sulfur dioxide (SO2) to sulfate (SO42−) that has a permanent poisoning effect on the catalyst...
Temperature-programmed desorption mass spectrometry (TPD-MS) and thermogravimetric analysis of freeze-dried La1−xSrxCoO3 (x=0.3, 0.5, 0.6, 0.7) on exposure to sulphur dioxide and carbon monoxide was performed for the gases alone and their mixtures. The theory of TPD-MS is presented and the...
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Product Description Sulfur dioxide (also sulphur dioxide in British English) is the chemical compound with the formula SO 2. It is a toxic gas with a pungent, irritating smell. It is released naturally by volcanic activity and is produced as a by-product of the burning of fossil fuels con...
But causes the air pollution the main material is: In the atmospheric main pollutant has the carbon monoxide, the carbon dioxide, the sulphur dioxide, the nitrogen oxide compound as well as the particles. 相关内容 a维修地面需要运材料 ドラゴンの新しい会社はかもしれた空気調節の水漕を、今事...
carbon amorphous carbon and certain al carbon and sulphur me carbon arc carbon bed carbon bisulfide carbon bisulfidecarbo carbon black charcoal carbon cluster carbon current collec carbon dioxide conten carbon dioxide emissi carbon dioxide narcos carbon disulphide a a carbon fiber composit carbon fiber sh...
Sulphur dioxide is a product of fossil fuel consumption. This compound can be carried long distances and converted to acid before being deposited in the form of acid rain. Data were recorded asin a forest and the following statistics were obtain...
sulphur dioxide-containing feed gas is converted with oxygen in at least two contact stages of main contacts arranged in series to generate sulphur trioxide, and generated sulphur trioxide-containing gas is conducted to an absorber and converted therein to sulphuric acid...