本书是职业技术教育数控专业英语教材，是根据数控技能人才培养培训方案的指导思想和最新的数控专业教学计划编写的。本书结合专业课程，主要介绍车床键盘、操作面板、数控加工中心、刀具、安全警告、五轴加工中心、第三角视图及6S等内容。为适应当前职业技术教育的特点，本书突出实用性，注重针对性。为了便于阅读对照，书后附有参考译文及词汇总表。

前言
Unit 1 Numerical Modern Factory 1
PartⅠ Text: Visiting a Modern Factory 1
PartⅡ Dialogue 4
Unit 2 The Systems of CNC and the Division of Panel 6
PartⅠ Text: The Systems and Regins of CNC 6
PartⅡ Dialogue 9
Unit 3 Editing Keys 11
PartⅠ Text: Editing Keys and Functions 11
PartⅡ Dialogue 14
Unit 4 Page Display Keys 16
PartⅠ Text: Page Display Keys and Functions 16
PartⅡ Dialogue 19
Unit 5 Machine Tool Control Keys I 21
PartⅠ Text: Keys and Functions of Machine Tool Control 21
PartⅡ Dialogue 24
Unit 6 Machine Tool Control Keys II 25
PartⅠ Text: Keys and Functions of Machine Tool Control 25
PartⅡ Dialogue 28
Unit 7 CNC Machining Center I 29
PartⅠ Text: Machining Center 29
PartⅡ Dialogue 31
Unit 8 CNC Machining Center II 33
PartⅠ Text: Keys and Functions of Machining Center 33
PartⅡ Dialogue 36
Unit 9 Five-Axis NC Machining Center 39
PartⅠ Text: What Is Five-Axis NC Machining Center? 39
PartⅡ Dialogue 42
Unit 10 NC Cutters I 43
PartⅠ Text: How to Classify NC Cutters? 43
PartⅡ Dialogue 45
Unit 11 NC Cutters II 47
PartⅠ Text: Commonly Used NC Cutters 47
PartⅡ Dialogue 49
Unit 12 The Third-Angle Drawing 51
PartⅠ Text: Introduction of the Third-Angle Drawing 51
PartⅡ Dialogue 53
Unit 13 "6S" Management 55
PartⅠ Text: What Is “6S”? 55
PartⅡ Dialogue 57
Unit 14 Safety Cautions I 59
PartⅠ Text: Safety Cautions of the Machine Tools 59
PartⅡ Dialogue 62
Unit 15 Safety Cautions II 63
PartⅠ Text: Safety Cautions of the Machine Operation 63
PartⅡ Dialogue 65
附录 67
附录A 词汇表 67
附录B 常见机械图英文词汇 70
附录C 参考译文 73