论文部分内容阅读
一、流域概况太湖流域面积36500km~2,其中山丘区5840km~2,占16.0%;平原和圩区24487km~2,占67.1%;湖河水面积6174km~2,占16.9%。水面积中包括太湖水而积2338km~2,洮滆湖、阳澄湖和淀山湖等54个湖荡而积821km~2,河道面积301 5km~2。在流域而积中,江苏19346km~2,占53%;浙江12190km~2,占 33.4%;上海4924km~2,占1 3.5%; 安徽40km~2,占0.1%。人口3200万人,耕地2651万亩。自然地形周边高、中间低,西边为天目山和茅山的一部分,北、东、南三边滨江临海。山区高程+200～+500m(吴淞基
First, the basin profile Taihu Lake basin area of 36500km ~ 2, of which 5840km ~ 2 hills, accounting for 16.0%; plain and polder 24487km ~ 2, accounting for 67.1%; lake water area of 6174km ~ 2, accounting for 16.9%. The water area includes 2338km ~ 2 of water from the Taihu Lake, 54 lakes and valleys of 821km ~ 2, including Lake Qionglai, Yangcheng Lake and Dianshan Lake, with an area of 301 5km ~ 2. In the drainage area, Jiangsu 19346km ~ 2, accounting for 53%; Zhejiang 12190km ~ 2, accounting for 33.4%; Shanghai 4924km ~ 2, accounting for 15.5%; Anhui 40km ~ 2, accounting for 0.1%. Population 32 million people, 2651 acres of arable land. Surrounding the natural high terrain, the middle of low, west of Mount and part of Maoshan, North, East and South Riverside Linhai. Mountain elevation +200 ~ +500 m (Wusong base