精心管理科学调度继往开来再做贡献张长贵，张世清密云水库自１９６０年９月１日建成以来，已安全运行３５年了。３５年来，在防洪、供水、发电、养鱼等方面取得了巨大社会效益和经济效益，根治了潮白河水患，免除了下游两岸的洪水灾害，保障了人民生命财产安全及社会稳定... Meticulous management of scientific planning to make future contributions to the future Zhang Changgui and Zhang Shikai Miyun Reservoir has been operating safely for 35 years since it was completed on September 1, 1960. Over the past 35 years, it has made tremendous social and economic benefits in areas such as flood control, water supply, power generation and fish farming, eradicated flooding in the Chaobai River, avoided flood disasters on both sides of the lower reaches and ensured the safety of people’s lives, property and social stability.