By using the runoff data of main hydrological station and weather data, as well as taking the influence of TGP water storage into account, the runoff characteristics and its cause were studied.

• 使用2006年长江干支流主要水文站水情资料和长江流域气象资料，并同时考虑了三峡蓄水的影响，分析了2006年长江径流过程特征及其原因。