【摘要】 以 1997～ 2 0 0 0年兰州市大气污染的主要监测指标和污染源调查为依据 ,对兰州市大气环境质量现状进行了系统分析 ,分析了兰州市大气污染现状和趋势以及导致大气污染严重的原因。根据研究结果 ,提出了改善大气污染的防治对策。更多还原

【Abstract】 Based on the main monitoring targets of atmospheric pollution and investigation of pollution sources in 1997～2000.,the paper studied the present situation,characteristics and causes of the atmospheric pollution of Lanzhou.Described the future trend of atmospheric pollution and put forward countermeasures to prevent and control the atmospheric pollution.更多还原