苏州市经济发达,乡镇工业发展迅速,为保护水环境,该市专门成立了古城水环境保护机构,先后投资3亿多元,搬迁、撤并、转产130家企业;规定每隔3年将市区总长35km的河道疏浚一遍,还打通了部分断头河;近几年建造了11座排水泵站,年换水量达1×10~8m~3,改善了古城区的水质。 With the developed economy and rapid development of township and town industries in Suzhou, the city has set up an ancient water environment protection agency in an effort to protect the water environment. It has invested 300 million yuan to relocate, reorganize, and transform 130 enterprises. It stipulates that cities The district has a total length of 35km of river dredging again, but also opened up some of the decapitation river; in recent years built 11 drainage pumping stations, the annual water change of 1 × 10 ~ 8m ~ 3, to improve the ancient city of water quality.