机械类专业英语

　　《专业英语（机械类）》主要包括4篇内容，共12章60个单元。第l篇为工程材料，概括介绍了工程材料及测试、钢铁材料、钢的热处理、表面处理、合金钢及有色金属材料等。第2篇为铸造、锻压和焊接，介绍了金属毛坯成形常用方法以及一些现代成形工艺和方法，如铸造、锻压和焊接的基本理论和工艺知识。第3篇为机械原理和零件设计，主要介绍了机械原理中的自由度、机构等基本知识及概念，以及凸轮和齿轮机构基本原理和知识；还介绍了零件设计中的基本步骤和要求，以及紧固和轴承等机械零件设计的基本知识、要点和步骤。第4篇为金属的机械加工，重点介绍了金属切削基本知识、机床、车床、组合机床及自动化、cnc以及cad／cam、cifm和aac等基础内容。本书可作为普通高等院校机械类各专业高年级相关专业基础课程的教材，可供普通高等工科院校机械工程类、近机械类专业以及其他工程类专业使用，还可以供高等职业技术学院、高等工业专科学校以及相关技术人员使用。

暂缺《机械类专业英语》作者简介

part i engineering materials
chapter 1 engineering materials and testing
unit i engineering materials
unit 2 materials characterization
unit 3 testing and inspection of engineering materials
unit 4 hardness tests
unit 5 other tests
chapter 2 ferrous materials
unit 6 pig-iron
unit 7 steel making
unit 8 structures of metals
unit 9 equilibrium diagram
unit 10 isothermal transformation diagrams
unit 11 heat treatment of steels
unit 12 carbon steel
chapter 3 alloy steels and non-ferrous metals
unit 13 alloy steels (i)
unit 14 alloy steels (ii)
unit 15 tool steels and carbide cutting materials.unit 16 stainlesssteels
unit 17 surface hardening
unit !8 cast iron
unit 19 non-ferrous metals (i)
unit 20 non-ferrous metals (ii)
part ii casting, forging and welding
chapter 4 casting
unit 21 introduction
unit 22 sand casting
unit 23 simple two-part moulds
unit 24 non-expendable mould casting
unit 25 some methods for casting and defects in castings
unit 26 preparation of metal for pouring
chapter 5 forging
unit 27 introduction
unit 28 forging presses, drop forging and defects in forgings
unit 29 piercing, blanking and trimming
unit 30 bending, forming and drawing
chapter 6 welding
unit 31 introduction
unit 32 welding processes and some methods for welding
unit 33 gas welding
unit 34 arc welding
unit 35 atomic hydrogen, shielded arc welding and weldingmachines
unit 36 welding position and welding joints
unit 37 inspection of welding and welding properties of differentmaterials
part iii theory of machines and mechanisms, mechanical design
chapter 7 theory of machines and mechanisms
unit 38 introduction
unit 39 degree of freedom and types of kinematic joints
unit 40 mechanisms
unit 41 mechanical linkages
unit 42 cams
unit 43 gears
chapter 8 mechanical design
unit 44 introduction
unit 45 fasteners
unit 46 types of bearings
part iv machining of metal
chapter 9 machine tools
unit 47 classification of machine tools
unit 48 action of a cutting tool
chapter 10 lathe
unit 49 brief description of typical lathes
unit 50 methods of holding the workpieces and lathe tools
unit 51 twist drills and drilling machines
chapter 11 transfer machines and automation
unit 52 transfer machines
unit 53 automation and contour-producing machine tools
unit 54 trace-controlled servo-operated machines
unit 55 tape and film control of machine tools and a magenetic-tapesystem
chapter 12 computer numerical control
unit 56 history
unit 57 numerical control
unit 58 computer numerical control
unit 59 direct numerical control (dnc)
unit 60 cad/cam and cifm and automatic adaptive control
refenrences