铁路线路 meaning in English

permanent way
rail track

Graphic symbols for railroad maps and profiles
铁路线路图与示意图的图示符号
Terms for rail permanent way machinery
铁路线路机械术语
Code for design of railway line
铁路线路设计规范
An on - line rail deformation detection system has been established in this subject
本课题建立了一个铁路线路质量实时检测系统。
Study of triangulated irregular network andinterpolating terra in elevation in railway location
铁路线路三角网数模及地面高程内插系统研究

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