新机电英语-Unit1课文讲解(ppt)课件

1、新机电英语 课文讲解Unit 1 Reference1: Introduction of Machinery Industry The development of machinery was responsible for是因素 one of the great advances推动 in human history人类历史, the industrial revolution工业革命. Machinery encompasses包括 a vast range of各种各样 produces产品, ranging from huge industrial turbines工业汽轮机 (cos

2、ting millions of dollars) to 从到the common lawn mower除草机, but all machinery has one common defining feature共同特点: it either reduces减少 or eliminates消除 the amount of human work人工 (required to accomplish a task.) 新机电英语 课文讲解Unit 1 Machinery is critical非常重要 to the production of many of the Nations goods国货

3、and services服务 because nearly every workplace工厂 in every industry uses some form of machinery. From the farm tractor to the commercial refrigerator商用冰箱 （used by your favorite restaurant） ，machinery is necessary必需品 for the way we live today. Thus, while虽然 people never use or even see most of the mach

4、inery (that makes their lifestyles possible), they use the products (it makes every day.）新机电英语 课文讲解Unit 1 Manufacturing Machinery：机械制造 Machinery and equipment （used to manufacture a wide range of各种 goods ）out of metal and plastic.Manufacturing machinery consists of包括 technologies （that find applicat

5、ion in many other manufacturing industries）, such as automotive汽车, aerospace航天 and medical devices医疗设备. lt includes machine tools for cutting切割, stamping冲压 and forming metal成型金属; plastics and rubber manufacturing machinery塑料和橡胶机械制造; and a wide range of cutting tools刀具, dies模具 and accessories.附件新机电英语

6、 课文讲解Unit 1 Industial Process Machinery:工业制造机械Equipment and technology (used in wide range of industries to operate and automate industrial process.) Industrial process technology工业生产技术 includes basic produces such as electric motors, 发动机pumps, 泵valves阀 and compressors压缩机 and industrial control工业控制,

7、as well as material handling equipment材料传送设备. Process control system 生产控制系统 are especially important to achieving the greatest productivity from industrial plant and equipment. 工厂和设备获得最高生产力新机电英语 课文讲解Unit 1 Recent developments.近期发展 The machinery manufacturing industry, like all the U.S. Manufactures制

8、造商, continues to evolve不断发展.Domestic and foreign competition国内外竞争 has required the industry to adopt采用 new technologies and techniques to lower costs 降低成本and raise the productivity of its workforce. 提高员工的生产率.新机电英语 课文讲解Unit 1 For example，using hightechnology production techniques高科技生产技术，including rob

9、ots机器人，computers，and programmable equipment可编程设备 results in productivity gains提高生产率 and helps to maximize the use of available equipment and workers最大化使用设备和员工. Increasing technology and automation also reduces the number of unskilled workers 非技术员工needed in the production process. 新机电英语 课文讲解Unit 1 Th

10、e late 20th century, 90,mechanical and electrical integration机电一体化 went into the depth of development进一步发展. Its mechatronics which is an integrated high-tech机电一体化是集成的高科技, the integration of microelectronics, computer technology, information technology, mechanical technology and other technologies. I

11、t includes：1.molding成型 and design；2.system integration集成；3.actuator制动器 and sensor；4.intelligent control；5.robot；6.manufacturing；7.motion control新机电英语 课文讲解Unit 1 8.vibration振动 and noise control ；9.micro devices 微处理器and optoelectronic光电系统 systems；10.automotive systems；11.other applications. 运用软件新机电英语

12、课文讲解Unit 1 Referrnce2: Machinery Industry in Germany, the U. S. ,and ChinaGermany Machinery Industry: Mechanical engineering is a fundamental key sector of the German economy and its products are associated with supposedly German characteristics such as high precision, quality and reliability . The

13、sector produces a large variety of equipment and machines (i.e. capital goods ) to be used in the production processes of other industries. 新机电英语 课文讲解Unit 1 Some of the most important branches of mechanical engineering are machine tools ( including manufacturing systems) , printing and paper machine

14、s , power transmission engineering, equipment for air handling, refrigeration and air pollution control, vacuum and compressor technologies and food processing and packaging machines. 新机电英语 课文讲解Unit 1 Reference :Machinery Industry in Germany, the U. S. ,and ChinaGermany Machinery Industry: Mechanica

15、l engineering is a fundamental key sector of the German economy and its products are associated with supposedly German characteristics such as high precision, quality and reliability . The sector produces a large variety of equipment and machines (i.e. capital goods ) to be used in the新机电英语 课文讲解Unit

16、 1 production processes of other industries. Some of the most important branches of mechanical engineering are machine tools ( including manufacturing systems) , printing and paper machines , power transmission engineering, equipment for air handling, refrigeration and air pollution control, vacuum

17、and compressor technologies and food processing and packaging machines. These branches account for half of the total production value of the 新机电英语 课文讲解Unit 1 German machinery industry. German machines are well-known for their high degree of specialization and customization. They are typically produc

18、ed in small batches whereas Japanese producers concentrate on multipurpose, standardized machines which can be produced in larger production runs. In the 1970s, German machine tool producers were challenged by new Japanese competitors that offered inexpensive, multi-purpose machinery新机电英语 课文讲解Unit 1

19、 with a high degree of technological sophistication and flexibility i. e. numerically controlled(NC) machines . In 1980s,Japanese machinery producers were faster in integrating microelectronics applications into their products i. e. computerized NC machines(CNC), robots.新机电英语 课文讲解Unit 1 The Germany

20、machinery industry has a long tradition of exporting its products to other countries. The important producers are often among the world leaders in their field. German producers had the largest share of the world total of machinery exports (with20% in1996). Only Japan and the U. S. came close to this

21、 with a share of 16.0% , respectively.新机电英语 课文讲解Unit 1 The U. S. Machinery Industry: The United States is the world s largest market for machinery ,as well as the third-largest supplier, American manufacturers hold a67.5% share of the U. S. domestic market.The U. S. manufacturers commitment to techn

22、ological innovation is the key to their continued leadership in a highly competitive global marketplace. Application of information technology to machinery to achieve greater productivity, efficiency and sustainability is critical. 新机电英语 课文讲解Unit 1 In addition, numerous American universities are eng

23、aged in advanced research in related engineering and scientific disciplines that contribute to competitive the U. S. machinery industries.Machinery industries provide essential and highly sophisticated technology for many other manufacturing and service industries. Process control and other automati

24、on technologies enable end-users to maximize the productivity of their equipment. 新机电英语 课文讲解Unit 1 Sales of many types of machinery typically are accompanied by a variety of high-value services, including specialized architecture, engineering, and logistics. More than 1 million Americans were employ

25、ed directly in manufacturing machinery in February 2011.These jobs are almost entirely in high-skill, well-compensated professions and trades. Machinery manufacturing also supports the jobs of hundreds of thousands of Americans in a variety of other.新机电英语 课文讲解Unit 1 manufacturing and service industr

26、ies The U. S. machinery industries are also strong and consistent exporters.Chinese Machinery Industry: Machinery Industry, as a major portion of industries in China, is deemed to be the country s largest industrial sector that possesses basically the full range of categories and a large scale of ec

27、onomy with its technical standard and complex level in constant improvement. 新机电英语 课文讲解Unit 1 The Chinese machinery industry is classified into 12 major categories. They are: automotive industry, electrical equipment manufacturing, heavy-duty and mining equipment manufacturing, petrochemical and gen

28、eral machinery, agricultural machinery, onstruction machinery, internal combustion engine manufacturing, machine tool and tools industry, instruments and meters, general machinery. 新机电英语 课文讲解Unit 1 basic components, environmental protection machinery, food-processing and packaging machinery. Within

29、these 12 categories, 271 subordinate industries are vivisected.Most products made in China are focusing on the domestic market, and a part exports outside China. Along with the progress of manufacturing technique, Chinas demands for high precision, high-efficiency CNC machines, is getting more and m

30、ore新机电英语 课文讲解Unit 1 . Now many core technologies and equipments are introduced and imported from foreign countries. So self-research technology and innovation is necessary Enterprises must insist on putting self-development and import together and improving their levels on equipment manufacturing and manufacturing process to push Chinas machinery industry新机电英语 习题讲解Unit 1 account for 是的原因 ;占有 P19a range of 范围be associated with 与有联系a variety of