中国第三产业统计年鉴2009 050817

城市等效声级城市等效声级城市等效声级dB(A)dB(A)dB(A)北京53.6温州61.1深圳56.5天津54.7湖州58.6珠海55.2石家庄50.2绍兴54.4汕头55.3唐山53.7合肥55.3湛江54.8秦皇岛52.2芜湖54.3南宁54.6邯郸53.4马鞍山55.5柳州55.9保定53.2福州56.6桂林53.8太原53.3厦门56.1北海56.1大同54.8泉州54.5海口55.4阳泉54.5南昌56.6重庆54.4长治50.9九江54.3成都54.2临汾53.1...