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长江是中国第一大河,发源于青海省的唐古拉山山脉主峰各拉丹冬的西南,蜿蜒向东流经青海、西藏、四川、云南、重庆、湖北、湖南、江西、安徽、江苏和上海11个省、区、市,于上海崇明岛以东注入东海。长江全长6300公里,横贯东西,数百条支流辐辏南北,流域延伸至贵州、甘肃、陕西、河南、广西、广东、浙江、福建8个省区的部分地区,总流域面积达180多万平方公里。长江干流可分为上、中、下游三段,从江源到宜昌为上游,长4529公里;宜昌至江西湖口为中游,长927公里;湖口以东为下游,长844公里。长江流域跨越了
The Yangtze River, the largest river in China, originates from the southwest of Mount Lardodon, the main peak of the Tangula Mountains in Qinghai Province. It winds eastward through Qinghai, Tibet, Sichuan, Yunnan, Chongqing, Hubei, Hunan, Jiangxi, Anhui, Jiangsu and Shanghai 11 provinces, autonomous regions and municipalities, east of Chongming Island in Shanghai into the East China Sea. The Yangtze River stretches 6,300 kilometers across the east and west and hundreds of branches extend to the north and south. The drainage basin extends to parts of Guizhou, Gansu, Shaanxi, Henan, Guangxi, Guangdong, Zhejiang and Fujian provinces. The total basin covers an area of over 1.8 million square meters Km. The mainstream of the Yangtze River can be divided into upper, middle and lower reaches of the three sections, from the source to Yichang upstream of the Yangtze River, 4529 km long; Yichang to Jiangxi Hukou as the middle reaches of 927 km long; east of Hukou downstream, 844 km long. The Yangtze River spanned