机电专业英语PDF电子书下载

Part One:Basic Knowledge of Machine and Mechanical Components 1

1．Basic Knowledge of Machine 1

2 Shaft 3

3 Shaft Accessories—Keys and Pins 4

4．Bearings 5

5．Screws 6

6．Worms,Worm Gears 7

7．Cam 8

8．Gears 9

Part Two:Machine Tools 12

1．Fixture and Jig 12

2．Reamer 15

3．Grinding Wheel 16

4．Boring Tool 17

5．Turning Tool 18

6．Cutting Tool 20

Part Three:Machining 23

1．Turning 23

2．The Lathe and Its Construction 24

3．Milling 25

4．Milling Machine 28

5．Grinding 30

6．Bench Work 33

Part Four:Tolerance,Fits and Measurement 35

1．Limits of Size and Tolerance 35

2．Fits 35

3．Roughness 37

4．Dimension Measurement 38

5．Common Equipments 39

6．Measuring Tool 40

Part Five:Steel and Its Treatment 42

1．Kinds of Steel 42

2．Heat Treatment 44

3．Casting 45

4．Forging 48

5．Flow Control Valve 50

6．Concept of Quality-Historical Background 51

7．Quality Management Organizations and Awards 53

Part Six:Basic Knowledge of Electricity 55

1．The Importance of Electricity 55

2．Introduction 57

3．Electric Charge 58

4．Electric Current 59

5．Electric Field 60

6．Electric Potential 62

7．Electromagnetism 63

Part Seven:Electricity and Electric Circuits 65

1．Generation 65

2．Uses 66

3．Electric Circuit 1 68

4．Electric Circuit 2 69

5．Supplementary Materials:Circuits and Circuit Components 71

6．Transistor 73

7．How a Transistor Works 75

Part Eight:Radio Communication and Electric Maintenance 77

1．Radio 77

2．How Radio Waves Travel 79

3．Digital Transmission 80

4．Basic Knowledge of Electric Maintenance 81

5．Commonly Used Tools 82

6．Ordinary Instruments 83

Part Nine:Electric Welding 86

1．Basic Knowledge of Electric Welding 86

2．Types of Welding 87

3．Electric Arc Welding 88

4．Electrode Holder 89

5．Welding Helmets 90

6．Safety Articles 91

7．The Welding History and New Development 92

Part Ten:Energy 94

1．Energy 94

2．Solar Energy 95

3．Solar Energy Using 97

4．Wind Power 98

5．History of Wind Power 100

6．Hydropower 102

7．Hydroelectric Power 103

Part Eleven:Microcomputer Assembly and Maintenance 105

1．Introduction 105

2．Main Components 106

3．Structure of Computer Systems 108

4．Networking and the Internet 109

5．Information Technology 110

6．Information Age 112

Part Twelve:Automation and Robots 114

1．Automation 114

2．Current Emphasis 116

3．Historical Perspective of Control Engineering 118

4．The Transmitter of Radio Controlled Toys 120

5．Basic Knowledge of Robot 122

6．Industrial Robots 124

Part Thirteen:Working Drawings 127

1．Working Drawings 1 127

2．Working Drawings 2 129

3．Basic Knowledge of CAD/CAM 131

4．The Application of CAD/CAM 133

5．The CAD/CAM Marketplace Today 134

6．Computer Plotting 136