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Contents 1

Lesson 1 How Automobiles Work（Part Ⅰ） 1

Lesson 2 How Automobiles Work（Part Ⅱ） 6

Lesson 3 How Diesel Engines Differ from Gasoline Engines 11

Lesson 4 The Engine 16

Lesson 5 The Wankel Engine 23

Lesson 6 Advantages and Drawbacks of the Wankel Engine 29

Lesson 7 The Chassis 32

Lesson 8 Power Transmission 37

Lesson 9 The Clutch 43

Lesson 10 Later Clutch Development 48

Lesson 11 The Gearbox and Trend in Gearbox Design 51

Lesson 12 The Propeller Shaft 56

Lesson 13 The Rear Axle 60

Lesson 14 The Front-Wheel Drive 66

Lesson 15 The Steering System 71

Lesson 16 The Frame 77

Lesson 17 Wheel Suspension（Part Ⅰ） 82

Lesson 18 Wheel Suspension（Part Ⅱ） 86

Lesson 19 The Brakes 89

Lesson 20 Air Disc Brakes 95

Lesson 21 T11e Electrical System 98

Lesson 22 Body Construction 102

Lesson 23 Vehicle Design（Part Ⅰ） 105

Lesson 24 Vehicle Design（Part Ⅱ） 109

Lesson 25 The New Logic in SmallCar Engineer-ing 115

Lesson 26 The Shape of Things to Come 119

Lesson 27 Oil，Oil Changes，and Your Car’s Lubricat-ing System—How Much Do You Know about Them？ 128

Lesson 28 Automotive Oscilloscope 133

Lesson 29 Redesigned Gear Tester 137

Lesson 30 Bearings and Gearing 140

Appendix： 148

1．Specification SCANIA LS 86，Standard Equipment 148

2．Glossary 152

3．Methods of Translation from English into Chinese 171

4．Vocabu lary 204