摘要
黑龙江省环境质量监测网络15年共获取29.8万个有关城市声环境质量的监测数据 ,从监测结果可以看到城市交通噪声源的影响范围较大。由于市政建设水平与先进城市相比有较大差距 ,目前处于超标环境中面积率和人口率分别为54.2%和45.1 % ,超标路段率为35.8% ,夜间居住区和混合区噪声污染还很严重。
Monitoring netuork of environmental quality of HeiLongJiang province has obtained 298,000 monitoring data of city environmental noise quality in 15 years.It shows that the influencing areas of city traffic noise are big.Because municipal construction level in HeiLongJiang is lower than advance cities,noise pollution in resident area and mixed area are very serious in night.Arca ratio and population ratio in exceeding standard environment are 54.2%and45.1%,exceeding standard ratio of section of roads is 35.8%.
出处
《黑龙江环境通报》
2002年第3期44-46,43,共4页
Heilongjiang Environmental Journal
