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一、流域概况太湖流域是长江水系最下游的一个独立支流区。以太湖为中心,以黄浦江为主要泄水道、流域西部为山区及丘陵,以天目山和茅山与钱塘江、水阳江分界。全流域面积36500km~2,分属江苏、浙江、安徽和上海四省市,其中安徽仅占西部约50km~2的山区。流域内六分之一为山区丘陵,六分之一为水面,六分之四为平原。有上海市、江苏省的苏州、无锡、常州和浙江省的杭州、嘉兴、湖州等大中工业城市;有著名的太湖平原,盛产粮食、油料、蚕桑、瓜果;有全国最大的港口-上海港。工农业总产值占全国八分之
First, the basin profile The Taihu Lake Basin is the Yangtze River water system at the bottom of an independent tributary area. Taihu Lake as the center, with Huangpu River as the main drainage channel, west of the valley mountains and hills to Mount Tianmu and Maoshan and Qiantang River, water Yangjiang boundary. The whole basin area of 36500km ~ 2, belonging to Jiangsu, Zhejiang, Anhui and Shanghai, four provinces and cities, of which Anhui accounted for only about 50km ~ 2 in the western mountains. One-sixth of the basin is mountainous hills, one sixth of the surface of the water, four-fourths of the plain. Shanghai, Jiangsu Province, Suzhou, Wuxi, Changzhou and Zhejiang Province, Hangzhou, Jiaxing, Huzhou and other large and medium-sized industrial cities; the famous Taihu Plain, rich in food, fuel, sericulture, fruits; the country’s largest port - Shanghai port. The gross value of industrial and agricultural output accounts for one-eighth of the national total