...高填方；涵洞；拱效应；土压力 中图分类号：U 449 文献标识码：A 文章编号：1000–6915(2005)21–3887–07 [gap=1171]Key words：highway engineering；high fills；culvert；arch action；earth pressure 本应修桥的路段设为高路堤或把已设计成桥梁的路 ..
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high fills embankment 高填方路堤
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