【摘要】 讨论了燃煤产生的ＳＯ２和ＮＯｘ污染现状和污染机理，较全面地概述了燃中、燃后降低ＳＯ２和ＮＯｘ排放的方法及同时脱硫脱硝技术。另外，对一些方法的效果和适用性作了评述。更多还原

【Abstract】 This paper firstly studies pollution situation and pollution mechanism of SO₂ and NO_x emitted by coal combustion, then it entirely reviews technological methods of De-SO₂ and De-NO_xLastly some simultaneously De-SO₂ and De-NO_x techniques are summarizedAll these are operating in or after combustionThis paper also introduces effiency and availability of some methods更多还原