继往开来、争创预应力砼技术发展新局面刘永颐（中国建筑科学研究院建筑结构研究所）改革开放以来，我国社会主义建设事业蒸蒸日上，在大好形势推动下，我国的预应力砼技术也步入了高速发展期。在规模宠大的土木工程中，高效预应力砼技术扮演了重要角色，一大批高难度，高... The development of the future, the creation of a pre-stressed and technological development Liu Yongfu (Institute of Building Structure, China Academy of Building Research) Since the reform and opening up, the socialist construction in China has been booming. Under the impetus of the excellent situation, our country’s pre-stressed technology has also entered. High-speed development period. In the large-scale civil engineering projects, high-efficient prestressed concrete technology has played an important role, a large number of difficult, high ...