【摘要】 造成大气污染的主要原因既有自然因素又有人为因素,自然因素包括火山爆发、地震、森林火灾等产生的烟尘、硫氧化物、氮氧化物等;人为因素如工业废气、燃烧、汽车尾气和核爆炸等。随着人类经济活动和生产的迅速发展,在大量消耗能源的同时,也将大量的废气、烟尘物质排入大气,严重影响了大气环境的质量,特别是在人口稠密的城市和工业区域。更多还原

【Abstract】 The main reason of air pollution caused by both natural factors,human factors Natural factors including smoke and dust,sulfur oxides,nitrogen oxides caused by volcanic eruptions,earthquakes and forest fires,the human factors including industrial emissions,burning,vehicle exhaust,and nuclear explosions,etc.The energy resource consumption with the development of human society and production will produce a great deal of waste air,smoke and dust,which will affect the air environment quality especially in the populated city and industrial area.更多还原