铁路;铁道 railway railroad
铁道科学 railway science
铁路技术 railway technology
铁路等级 railway classification
私有铁路 private railway
标准轨铁路 standard-gage railway
窄轨铁路 narrow-gage railway
米轨铁路 meter-gage railway
宽轨铁路 broad-gage railway
单线铁路 single track railway
双线铁路 double track railway
多线铁路 multiple track railway
重载铁路 heavy haul railway
高速铁路 high speed railway
市郊铁路 suburban railway
工业企业铁路 industry railway
矿山铁路 mine railway
高架铁路 elevated railway
森林铁路 forest railway
山区铁路 mountain railway
