rail carrier
[铁路]铁路承运人
rail───vt.铺铁轨；以横木围栏；n.铁轨；扶手；横杆；围栏；vi.抱怨；责骂
carrier───n.[化学]载体；运送者；带菌者；货架；n.(Carrier)人名；(英)卡里尔；(法)卡里耶
guide rail───[建]导轨；导杆
flag carrier───船旗承运人
chair rail───n.钉在室内墙上使墙壁不被磨损的木条；[建]护墙板
carrier bag───手提袋；购物袋；n.购物袋
carrier hvac───承运人暖通空调
carrier wave───[通信]载波
issuing carrier───出票承运人
Carrier" means any person who, in a contract of carriage, undertakes to perform or to procure the performance of transport, by rail, road, air, sea, inland waterway or by a combination of such modes.───承运人”指任何人在运输合同中，承诺通过铁路、公路、空运、海运、内河运输或上述运输的联合方式履行运输或由他人履行运输。
The AFC system of Dalian rapid rail transit line 3 is the first of its kind independently developed by China itself, which employs contactless IC card as the carrier of tickets.───摘要大连快轨交通3号线AF C系统是国内第一个自主研发并投入运行，完全以非接触式ic卡为车票载体(单程票用薄卡型)的自动售检票系统。
In 1887 Congress designated rail a common-carrier service. Railways had to offer reasonable rates and conditions on any cargo.───在1887年，国会设计了公共运输服务的线路，铁道部门必须对任何货物提供合理定价。