本书分为铁路信号技术和城市轨道交通信号技术两部分。铁路信号技术部分包括信号继电器、信号机、轨道电路、转辙机等信号基础设备，计算机联锁、自动闭塞、列车运行控制、行车调度指挥、信号集中监测等信号系统，以及驼峰过程控制系统。城市轨道交通信号技术部分包括概述，LED信号机、计轴器、交流工频轨道电路等信号基础设备，联锁的特殊要求，移动闭塞，ATP、ATO、ATS的基本概念，CBTC的基本原理。
本书可作为铁路信号和城市轨道交通信号专业英语教材。

Railway Signaling Technology
Lesson 1 Signal Relay
Lesson 2 Signal
Lesson 3 Track Circuit
Lesson 4 Switch Machine
Lesson 5 Computer-Based Interlocking System
Lesson 6 Automatic Block System (ABS)
Lesson 7 Train Control System
Lesson 8 Centralized Traffic Control (CTC)
Lesson 9 Hump Process Control System
Lesson 10 Centralized Signaling Monitoring (CSM)
Urban Rail Transit Signaling Technology
Lesson 11 The Overview of the Urban Rail Transit Signaling System
Lesson 12 Light Emitting Diode (LED) Signal
Lesson 13 Axle Counter
Lesson 14 AC Industrial Frequency Track Circuit
Lesson 15 Fundamental Contents of Urban Rail Transit Interlocking
Lesson 16 Moving Block
Lesson 17 Automatic Train Protection (ATP)
Lesson 18 Automatic Train Operation (ATO)
Lesson 19 Automatic Train Supervision (ATS)
Lesson 20 Communication Based Train Control System (CBTC)