【摘要】 现场监测表明,柳州市机动车保有量迅速增加,而交通基础设施建设相对滞后,导致交通主干道NOX时均浓度在0.04～0.111mg/m3之间,时最大浓度值超标2.75倍,时均值超标路段占所监测路段的100%;TSP时均浓度值为0.11～0.660mg/m3,时均最大浓度值超标倍数达3.3倍,时均值超标路段占所监测路段的87.5%;机动车CO排放量216936.71吨、NOX排放量10431.78吨,小汽车和摩托车成为主要污染源。更多还原

【Abstract】 Local monitoring data showed that with the rapid increase of number of motor vehicles and relatively backward infrastructure construction in traffic,average hourly NOX concentration in traffic trunk road in Liuzhou City,Guangxi Province was in the range of 0.04～0.111mg/m3,with the maximum concentration beyond the criteria 2.75 times and hourly concentration covering the monitoring section 100%.Average hourly TSP concentration was in the range of 0.11～0.660mg/m3,with the maximum concentration beyond the criteria 3.3 times and hourly concentration covering the monitoring section 87.5%.Amount of CO emission and NOX emission from motor vehicles was 216,936.71 tons and 10,431.78 tons,cars and motorcycles were major source of pollution.更多还原