【摘要】 分析了兰州市的大气污染特征，从自然和人为２方面探讨了大气污染的成因，指出兰州市大气污染治理面临的一系列矛盾和问题，并从产业发展、工程治理、环境管理等角度提出了相应的调控措施。更多还原

【Abstract】 The authors analyzed the status and cause(natural and man-made)of the air pollution in Lanzhou,pointed out a series of contradictions which are standing in the way of lessening the environment pollution,and proposed relevant measures to those problems,in respect of industrial development,environmental protection and management.更多还原