light railways短语¹⁴⁴⁹⁷²⁺² 基本例句 轻型铁路；轻便铁路；窄轨铁路 Hence, in order to achieve the high- quality construction for light railways, the seismic safety of the integrated station- bridge structures should be roundly analyzed. 因此，为了高质量高标准的建设轻轨铁路，迫切需要对轻轨铁路站桥合一结构体系的抗震安全性进行全面分析。 cnki