多跨连续梁桥顶推施工双导梁的优化分析
冀伟,邵天彦

Optimization analysis of double launching noses during launching construction of multi-span continuous girder bridge
Wei JI,Tian-yan SHAO
图 3 第2顶推阶段的计算简图(0 < α ≤ 0.5)
Fig.3 Sketch of second launching stage (0 < α ≤ 0.5)