selective catalytic reduction是什么意思

selective catalytic reduction 选择性催化还原 Selective catalytic reduction (SCR) is a means of converting nitrogen oxides, also referred to as with the aid of a catalyst into diatomic nitrogen, , and water, . A gaseous reductant, typically anhydrous ammonia, aqueous ammonia or urea, is added to a str 选择性催化还原(SCR)是一种氮氧化物转化途径,也称为催化剂的帮助下双原子氮,,和水,。一个气体还原剂,通常无水氨、氨水或尿素添加到一个 双语例句 权威例句 1.I am always here to plan with you. 我总是在这里和你计划。 2."I'm Katim," he said. "I am always here." “我是卡蒂姆，”他说，“我一直在这儿。” 3.Please know that I am always here to love you! 请记住我总是在这里，爱着你！ ********************************************************************* 祝学习进步！如果不明白，请再问；如果对你有所帮助， 请点击本页面中的“选为满意回答”按钮，谢谢！ **********************************************************************