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绪言随着长江流域规划工作的开展,愈僧证实了三峡水利枢纽对整个国民经济的巨大贡献以及它的重要性和现实性。三峡水利枢纽的规模和技术复杂性是一向被人们关心的。而三峡枢纽流量大、河谷狭窄、水深流急,导流和围堰工程十分艰巨,因之成为三峡枢纽最重要的关键问题之一,深为国内各界人士所重视。长办研究三峡水利枢纽的施工导流问题是自1956年开始的,在苏联专家的直接指导下和国内专
Introduction With the planning of the Yangtze River Basin launched, Monk confirmed the great contribution made by the Three Gorges Project to the entire national economy and its importance and reality. The size and technical complexity of the Three Gorges Project have always been of concern to people. The Three Gorges Dam has a large flow, narrow valleys, deep current, diversion and cofferdam construction are arduous. Therefore, it has become one of the most important key issues in the Three Gorges Project and is deeply valued by people from all walks of life. Long Office of the Three Gorges Project to study the construction diversion problem has been started since 1956, under the direct guidance of Soviet experts and domestic