中国大坝建设现状及发展

Present Status and Development of Chinese Large Dam Construction

通过对近５０ ａ 来我国大坝建设历程的分析，分述４ 个发展阶段及其技术水平和建设情况；进行坝高与坝型的统计分析；介绍我国采用较多并在发展中的３ 种坝型，提出大坝安全、老化、环境问题以及新材料、新结构和新工艺等大坝建设中的重大课题，并作了初步探讨。

Through the analysis of recent fifty years of Chinese large dam construction course,this article describes four developmental stages,their technical levels and construction situations separately;collects and analyzes the dam heights and types;introduces three dam types adopted rather more and under development in China;puts forward the safety,ageing and environment problems of large dams as well as the new materials,new structures and new techniquew etc. major study questions of large dam construction,and makes preliminary discussion and study.