本书根据高等职业技术院校教学实际，以汽车相关专业学生需要的汽车专业词汇和短语为主，力求使内容覆盖汽车结构、电器、维护、新能源汽车等知识。

本书主要内容包括：汽车基本组成、发动机、底盘、车身、电气设备、电控系统、新能源汽车、智能网联汽车、汽车维护等。本书在介绍汽车构造及工作原理基础上，更侧重于汽车新技术的应用，使学生在了解更多的专业英语术语的同时，也更多地了解汽车行业的最新发展动态。此外，全书图文并茂，内容生动活泼，能充分提高学生的学习兴趣与积极性。

本书为中、高等职业技术院校汽车类专业教材，也可作为具有一定英语基础的汽车工程技术人员和有关管理人员的自学用书。

Unit 1 Structure of Automobile…………………………………………………………………………………………………………1

Unit 2 Engine………………………………………………………………………………………………………………………………………………………7

2.1 Engine Overall Mechanism……………………………………………………………………………………………………7

2.2 Connecting Rods and Crankshaft…………………………………………………………………………………………………12

2.3 Valve Gear…………………………………………………………………………………………………………………………15

2.4 Engine Fuel System……………………………………………………………………………………………………………19

2.5 Engine Lubricating System…………………………………………………………………………………………………22

2.6 Cooling System…………………………………………………………………………………………………………………23

Unit 3 Chassis………………………………………………………………………………………………………………………………27

3.1 Power Train………………………………………………………………………………………………………………………27

3.2 Steering System…………………………………………………………………………………………………………………30

3.3 Braking System…………………………………………………………………………………………………………………33

3.4 Suspension System………………………………………………………………………………………………………………36
Unit 4 Automobile Body and Frame…………………………………………………………………………………………39

Unit 5 Automobile Electrical Equipment………………………………………………………………………………………42

5.1 Battery………………………………………………………………………………………………………………………………42

5.2 Alternator and Voltage Regulator…………………………………………………………………………………………44

5.3 Starting System…………………………………………………………………………………………………………………47

5.4 Ignition System…………………………………………………………………………………………………………………51

5.5 Dashboard and Lighting System……………………………………………………………………………………………57

5.6 Air Conditioning(A/C)…………………………………………………………………………………………………………67

Unit 6 New Technology Application……………………………………………………………………………………73

6.1 Anti-lock Brake System………………………………………………………………………………………………………73

6.2 Air Bag………………………………………………………………………………………………………………………………76

6.3 Cruise Control……………………………………………………………………………………………………………………80

6.4 GPS Receiver and ITS…………………………………………………………………………………………………………………………84

6.5 Electronic Controlled Suspension System…………………………………………………………………………87

Unit 7 New Energy Vehice……………………………………………………………………………………………………………91

7.1 Battery Electric Vehicles (BEV)…………………………………………………………………………………………91

7.2 Fuel Cell Electric Vehicle (FCEV)…………………………………………………………………………………………93

7.3 Hybrid Electric Vehicle(HEV)……………………………………………………………………………………………96

Unit 8 Intelligent Connected Vehicles………………………………………………………………………………………………99

8.1 Overview of Intelligent Connected Vehicles…………………………………………………………………………99

Unit 9 Automobile Maintenance…………………………………………………………………………………………………106

9.1 Period ofAutomobile Maintenance……………………………………………………………………………………106

References ……………………………………………………………………………………………………………………………………111