8-21  Monitoring of Urban Road Traffic Noise in Key Cities of Environmental Protection (2015)|8-21MonitoringofUrbanRoadTrafficNoiseinKeyCitiesofEnvironmentalProtection(2015)|City|Average|City|Average|City|Average|Noise|Noise|Noise|Value|Value|Value|dB(A)|dB(A)|dB(A)||||Beijing|69.3|Wenzhou|67.2|Shenzhen|69.3|Tianjin|67.7|Huzhou|66.9|Zhuhai|67.2|Shijiazhuang|66.8|Shaoxing|68|Shantou|68.5|Tangshan|65.2|Hefei|67.7|Zhanjiang|65.5|Qinhuangdao|65.6|Wuhu|68.3|Nanning|68.8|Handan|68.3|Maanshan|68|Liuzhou|62.8|Baoding|70.3|Fuzhou|68.4|Guilin|70.3|Taiyuan|68.3|Xiamen|67.9|Beihai|68.7|Datong|67.9|Quanzhou|68.6|Haikou|68.3|Yangquan|66.6|Nanchang|67.1|Chongqing|67.3|Changzhi|66.9|Jiujiang|65.3|Chengdu|69|Linfen|69.1|Jinan|70|Zigong|68.7|Hohhot|69.1|Qingdao|68.5|Panzhihua|67.5|Baotou|66.3|Zibo|66.8|Luzhou|68.3|Chifeng|66.8|Zaozhuang|68|Deyang|66.2|Shenyang|70|Yantai|67.7|Mianyang|68.8|Dalian|67.2|Weifang|66.8|Nanchong|68.3|Anshan|66.8|Jinin|66.5|Yibin|64.8|Fushun|66.9|Taian|72.8|Guiyang|69.5|Benxi|65.5|Rizhao|64.7|Zunyi|70|Jinzhou|69.5|Zhengzhou|66.4|Kunming|68.8|Changchun|69.5|Kaifeng|69.3|Qujing|63.2|Jilin|69.7|Luoyang|65.5|Yuxi|64.7|Harbin|73.5|Pingdingshan|67.7|Lhasa|70|Qiqihar|69.9|Anyang|68.2|Xi'an|68.3|Mudanjiang|65|Jiaozuo|67.7|Tongchuan|66.6|Shanghai|69.8|Sanmenxia|65|Baoji|68.3|Nanjing|67.9|Wuhan|69.6|Xianyang|65.4|Wuxi|66.7|Yichang|68.3|Weinan|65.6|Xuzhou|69|Jingzhou|68.7|Yan'an|65.1|Changzhou|68.2|Changsha|69.6|Lanzhou|68.9|Suzhou|65.8|Zhuzhou|65.5|Jinchang|64|Nantong|68.6|Xiangtan|67.6|Xining|69.3|Lianyungang|67.1|Yueyang|69.1|Yinchuan|67.1|Yangzhou|66.3|Changde|69.8|Shizuishan|62.9|Zhenjiang|66.9|Zhangjiajie|69.8|Urumqi|66.2|Hangzhou|68.6|Guangzhou|69|Karamay|64.9|Ningbo|68.3|Shaoguan|66.9||a)Datainthistablearepreliminarydata.