1.
He taught Edison railway telegraphy.
他教爱迪生铁路电报技术。
2.
However, the rapid introduction of improved means of communication...roads, railways and the telegraph...helped to balance the danger
不过，交通和通讯工具——公路、铁路、电报——的迅速改良，抵消了这一危险。
3.
The railroad acted onCarnegie's suggestions and did build its own telegraph lines.
铁路局听从卡内基的建议，建起了自己的电报线路。
4.
TIF form TIR
国际铁路运输报关单
5.
Evaluation Report on the Harmonic Wave and Negative-sequence(Fundamental Wave)from Shudigou Traction Substation of Datong-Zhungeeer Railway
大准铁路黍地沟牵引变电站谐波和负序(基波)评估报告
6.
5. Roads, railways, airports and mining sites that have been approved to be abandoned.
(五)公路、铁路、机场、矿场等经核准报废的。
7.
The live rail, eg on an electric railway
带电的铁轨（如在电气铁路上）
8.
set of voice-frequency multiplex telegraph circuits
音频复用电报电路群
9.
gentex exchange
公众电报电路交换局
10.
rail locomotive powered by electric accumulators
铁路机车,蓄电池驱动的
11.
electric light rail transit system
电气化轻便铁路系统
12.
The national railways have now been electrified.
全国铁路现已电气化了。
13.
A trunk line.
干线铁路或电话干线
14.
railway telephone exchange
铁路专用电话交换机
15.
electric double-track railway system
电气化双轨铁路系统
16.
This railway is electrified.
这条铁路是电气化的。
17.
Study on the Electrified Railway Power Supply Voltage Rating;
电气化铁路供电电源电压等级的研究
18.
Railway Power Line Cable Fault Location of High Impedance Instrument for Insulation Parameter
铁路供电线路电缆高阻故障测距研究