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简要介绍后张预应力混凝土宽幅空心板的有关设计方法和施工情况 ,讨论研究了这种新型桥梁结构的设计和施工的主要技术特点 ,及其广泛应用前景
Briefly introduce the design method and construction of post-tensioned prestressed concrete wide hollow slab, discuss and discuss the main technical features of the design and construction of this new bridge structure, and its wide application prospects