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指出预应力技术已经广泛应用于桥梁建设和加固过程之中,从体外预应力、有粘结预应力、高强复合纤维预应力三个方面阐述了预应力在桥梁加固中的应用,重点介绍了体外预应力、有粘结预应力的设计原理、方法、施工等方面。
It is pointed out that prestressing technology has been widely used in the process of bridge construction and reinforcement. The application of prestress in bridge reinforcement is illustrated from three aspects of external prestress, bonded prestress and high strength composite fiber prestress. Prestressed, bonded prestressed design principles, methods, construction and so on.