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1984年10月20日是官厅水库建成三十周年,官厅水库管理处举行了庆祝大会,水电部、北京市、张家口地区、怀来县、延庆县、当地驻军负责同志,首都新闻界代表以及参加水库建设和管理的老同志参加了大会。官厅水库是新中国诞生后修建的最早最大的水库之一。地处永定河上游,跨河北省怀来和北京市延庆两县。永定河是历史上经常发生洪水灾害的河流。水库建成后,有效地保障了首都和天津及下游广大地区的安全渡汛,且自1955
October 20, 1984 is the thirtieth anniversary of the completion of the Guanting Reservoir, Guanting Reservoir Management Office held a celebration, the Ministry of MEP, Beijing, Zhangjiakou area, Huailai County, Yanqing County, the local garrison comrades, representatives of the capital press and to participate Old comrade of reservoir construction and management attended the meeting. Guanting Reservoir is one of the earliest and largest reservoirs built after the birth of New China. Located in the upper Yongding River, across the border to Huairen and Beijing Yanqing counties. Yongding River is historically a flood disaster. After the completion of the reservoir, it effectively protected the flood safety in the capital and in the vast areas of Tianjin and downstream areas, and since 1955