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一、前言长江葛洲坝水利枢纽集水面积100万km~2,库容15.8亿m~3,属峡谷型径流式电站,为一座无调洪能力的大型水库,库区水体有多种用途,对沿岸工农业生产和人民生活具有重要意义,为了探索库区水体中最大天然污染物——
I. INTRODUCTION The water area of the Gezhouba Dam in the Yangtze River reaches 1 million km 2 and a storage capacity of 1.58 billion m 3. It belongs to a canyon type radial flow power station and is a large-scale reservoir without flood control capacity. The water body in the reservoir area has many uses, Industrial and agricultural production and people’s lives are of great significance. In order to explore the largest natural pollutant in the water in the reservoir area -