Box Track Girder 箱形轨道梁
steel track girder 钢轨道梁
prestressed concrete track girder 预应力混凝土轨道梁
high-accuracy large track girder 高精度轨道梁
track foundation girder 轨道地基梁
double-track box girder 双线铁路箱梁
deflection track box girder 偏轨箱形梁
Single girder bridge is only one track, so only to find a point at both ends of each elevation can be the same.
单主梁桥架上只有一个轨道，所以只找出两端各一点的标高相同即可。
To analyse the demand of transverse rigidity and the strengthening scheme of deck plate girder according to the raising speed experiment of the existing track.
通过既有线铁路提速试验，分析了上承钢板梁横向刚度的要求，提出合理的加固方案。
The utility model relates to an elevated track and in particular relates to a U-shaped girder for an elevated track.
本实用新型涉及高架轨道，尤其涉及高架轨道u形梁。
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