【摘要】 介绍了混凝土结构徐变应力分析方法及其基本原理,结合工程概况,建立了大跨桥梁的计算模型,并采用基于叠加法的逐步计算法对大跨桥梁的收缩徐变效应进行了分析,从而为大跨桥梁设计提供了参考依据。更多还原

【Abstract】 It introduces the analyzing methods and basic principles of concrete structural gradual changing force,and combined with the general situation of project,it establishes the calculating model of large span bridge,analyzes the shrinking and gradual changing effect of large span bridge by using gradual calculating methods based on adding methods,so as to offer reference for the design of large span bridge.更多还原