Unit 1 General Knowledge 1
Text 1 Engineering Graphics 1
Text 2 Spur Gears 4
Text 3 Transformers 7
Reading Material 10
语法与翻译要义（一）翻译概论 17
Unit 2 Introduction to Railway Transportation 19
Text 1 History of Rail Transportation 19
Text 2 Railroad Track 21
Text 3 Railroad Switch 23
Reading Material 26
语法与翻译要义（二）科技英语翻译小技巧 30
Unit 3 Railway Cars 32
Text 1 Various Types of Railway Cars(Ⅰ) 32
Text 2 Various Types of Railway Cars(Ⅱ) 36
Text 3 Bogie(Ⅰ) 39
Reading Material 42
语法与翻译要义（三）一词多义 50
Unit 4 Railway Car for Urban Transportation 52
Text 1 General Vehicle Description 52
Text 2 Traction Equipment 55
Text 3 Braking System 56
Reading Material 58
语法与翻译要义（四）被动语态的译法 65
Unit 5 High Speed Railway Car 66
Text 1 Introduction to the Electrical Multiple Unit(EMU) 66
Text 2 Bogie of EMU 70
Text 3 End Car Coupler 73
Reading Material 76
语法与翻译要义（五）while与when连接状语从句的翻译 85
Unit 6 Electric Locomotives 87
Text 1 Introduction to Electric Locomotives 87
Text 2 Main Parts of Electric Locomotive 89
Text 3 Pantographs 91
Reading Material 94
语法与翻译要义（六）增译与省译 100
Unit 7 Diesel Locomotive 103
Text 1 Main Parts of a Diesel Locomotive 103
Text 2 Diesel Engine 105
Text 3 Electric Transmission 108
Reading Material 110
语法与翻译要义（七）转译 115
附录 课文译文及阅读材料练习参考答案 117
第一单元 常识 117
第二单元 铁路运输简介 119
第三单元 铁道车辆 120
第四单元 城市运输中的铁路车辆 123
第五单元 高速铁路车辆 125
第六单元 电力机车简介 128
第七单元 内燃机车 131
参考文献 134