9_12_主要城市区域环境噪声监测情况

9_12_主要城市区域环境噪声监测情况9—12主要城市区域环境噪声监测情况(2006年)MonitoringProgrammeofUrbanAreaEnvironmentalNoiseinMajorCities(2006)网格长度网格宽度(米)(米)城市CityGridLengthGridWidth(m)(m)北京Beijing10001000天津Tianjin10001000石家庄Shijiazhuang500500太原Taiyuan750750呼和浩特Hohhot400400沈阳Shenyang750750长春Changchun500500哈尔滨Harbin700700上海Shahghai14141414南京Nanjing10001000杭州Hangzhou500500合肥Hefei500500福州Fuzhou500500南昌Nanchang500500济南Jinan10001000郑州Zhengzhou500500武汉Wuhan10001000长沙Changsha500500广州Guangzhou10001000南宁Nanning550550海口Haikou400400重庆Chongqing500500成都Chengdu900900贵阳Guiyang500500昆明Kunming800800拉萨Lhasa500500西安Xi'an兰州Lanzhou500500西宁Xining375375银川Yinchuan500500乌鲁木齐Urumqi750750网格总数(个)等效声级dB(A)TotalNumberEquivalentofGridsSoundLevel(unit)dB(A)44853.920554.924053.823253.120554.824053.920456.321656.021456.620953.834055.925053.422056.220155.821453.928555.621055.328854.320255.224154.320255.242054.430754.322055.622354.919653.820055.821257.922452.220053.120955.1