新機電英語-Unit1課文講解(ppt)課件

1、新機電英語 課文講解Unit 1 Reference1: Introduction of Machinery Industry The development of machinery was responsible for是因素 one of the great advances推動 in human history人類歷史, the industrial revolution工業(yè)革命. Machinery encompasses包括 a vast range of各種各樣 produces產(chǎn)品, ranging from huge industrial turbines工業(yè)汽輪機 (cos

2、ting millions of dollars) to 從到the common lawn mower除草機, but all machinery has one common defining feature共同特點: it either reduces減少 or eliminates消除 the amount of human work人工 (required to accomplish a task.) 新機電英語 課文講解Unit 1 Machinery is critical非常重要 to the production of many of the Nations goods國貨

3、and services服務 because nearly every workplace工廠 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雖然 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.）新機電英語 課文講解Unit 1 Manufacturing Machinery：機械制造 Machinery and equipment （used to manufacture a wide range of各種 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汽車, aerospace航天 and medical devices醫(yī)療設(shè)備. lt includes machine tools for cutting切割, stamping沖壓 and forming metal成型金屬; plastics and rubber manufacturing machinery塑料和橡膠機械制造; and a wide range of cutting tools刀具, dies模具 and accessories.附件新機電英語

6、 課文講解Unit 1 Industial Process Machinery:工業(yè)制造機械Equipment and technology (used in wide range of industries to operate and automate industrial process.) Industrial process technology工業(yè)生產(chǎn)技術(shù) includes basic produces such as electric motors, 發(fā)動機pumps, 泵valves閥 and compressors壓縮機 and industrial control工業(yè)控制,

7、as well as material handling equipment材料傳送設(shè)備. Process control system 生產(chǎn)控制系統(tǒng) are especially important to achieving the greatest productivity from industrial plant and equipment. 工廠和設(shè)備獲得最高生產(chǎn)力新機電英語 課文講解Unit 1 Recent developments.近期發(fā)展 The machinery manufacturing industry, like all the U.S. Manufactures制

8、造商, continues to evolve不斷發(fā)展.Domestic and foreign competition國內(nèi)外競爭 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. 提高員工的生產(chǎn)率.新機電英語 課文講解Unit 1 For example，using hightechnology production techniques高科技生產(chǎn)技術(shù)，including rob

9、ots機器人，computers，and programmable equipment可編程設(shè)備 results in productivity gains提高生產(chǎn)率 and helps to maximize the use of available equipment and workers最大化使用設(shè)備和員工. Increasing technology and automation also reduces the number of unskilled workers 非技術(shù)員工needed in the production process. 新機電英語 課文講解Unit 1 Th

10、e late 20th century, 90,mechanical and electrical integration機電一體化 went into the depth of development進一步發(fā)展. Its mechatronics which is an integrated high-tech機電一體化是集成的高科技, 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制動器 and sensor；4.intelligent control；5.robot；6.manufacturing；7.motion control新機電英語 課文講解Unit 1 8.vibration振動 and noise control ；9.micro devices 微處理器and optoelectronic光電系統(tǒng) systems；10.automotive systems；11.other applications. 運用軟件新機電英語

12、課文講解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. 新機電英語 課文講解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. 新機電英語 課文講解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新機電英語 課文講解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 新機電英語 課文講解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新機電英語 課文講解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.新機電英語 課文講解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.新機電英語 課文講解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. 新機電英語 課文講解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. 新機電英語 課文講解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.新機電英語 課文講解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. 新機電英語 課文講解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. 新機電英語 課文講解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新機電英語 課文講解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新機電英語 習題講解Unit 1 account for 是的原因 ;占有 P19a range of 范圍be associated with 與有聯(lián)系a variety of