retaining device railway spike (spike)
铁路运营费用
railway operating expense【铁路】
暂无补充释义。
相关词条
railway carriage【铁路】;railway wagon【铁路】
underground railway
slipping or coupling RAILWAY(S),RAILROAD(S) vehicles from or to moving trains
funicular railway track
safety devices for railway passengers
railway construction
timetables for RAILWAY(S),RAILROAD(S)