铁路专业词汇铁路专业词汇铁路;铁道railwayrailroad铁路线railwayline;railroadline铁路网railwaynetwork;railroadnetwork铁道科学railwayscience铁路技术railwaytechnology铁路等级railwayclassification国有铁路nationalrailway;staterailway地方铁路localrailway;regionalrailway私有铁路privaterailway合资铁路jointinvestmentrailway;jointlyownedrailway标准轨铁路standard-gagerailway窄轨铁路narrow-gagerailway米轨铁路meter-gagerailway宽轨铁路broad-gagerailway单线铁路singletrackrailway双线铁路doubletrackrailway多线铁路multipletrackrailway重载铁路heavyhaulrailway高速铁路highspeedrailway电气化铁路;电力铁路electrifiedrailway;electricrailway干线铁路mainlinerailway;trunkrailway市郊铁路suburbanrailway地下铁道;地铁subway;metro;undergroundrailway工业企业铁路industryrailway矿山铁路minerailway轻轨铁路lightrailway;lightrail高架铁路elevatedrailway单轨铁路;独轨铁路monorail;monorailrailway磁浮铁路magneticlevitationrailway;maglev森林铁路forestrailway山区铁路mountainrailway