天津市环境空气中铅(Pb)的污染

Air Lead Pollution in Tianjin

本文统计分析了１９９４～１９９６年天津市环境空气及交通环境中铅的浓度值，分析了天津市环境空气及交通环境中铅污染的程度、变化趋势、污染来源。由此说明天津市出现“尾气型”污染的迹象。为此，务必加大力度对机动车尾气排放的监测和管理，这对降低污染，改善天津市环境空气质量具有一定的现实意义。

The lead concentration data of the air and traffic ambient in Tianjin from 1994 to 1996 was analyzed,and the level trend and pollution sources of lead pollution were summarized.It shows that the pollution of the vehicle exhaust type appeared in Tianjin.Therefore,we must enhance the monitoring and momagement of the vehicle exhaust pollution.It will be very important in reduling pollution and improving the air quality in Tianjin.