大跨预应力混凝土梁式桥后期下挠原因分析
马润平,卫军,高宗余
Analysis of the Cause for Post Down-warping of Large Span Prestressed Concrete Beam Bridge
MA Run-ping, WEI Jun,GAO Zong-yu
铁道工程学报 . 2007, (5): 51 -54 .