药品标准 drug standard 质量标准 quality standard 标准品 standard substance 国际标准品 international standard substance 参比标准 reference standard

Text Virus Introduction Exercises 1. Multiple choices. (1) virus is(a). A. program B. computer. bad man D. beast

Text 1 Data Structure Exercises 1. Multiple choices (1)The attributes of the stack are(A B C. queue D. built into their circuitry

Text 1 Fundamentals of office Automation Exercises 1. Multiple choices.(多选题) (1)Office automation is( ABD A. the application of computer B. communications technology D. used to improve the productivity of people

Unit 3 Text 1 1. Match each of the words or phrases with their Chinese meaning

Unit 10 Program Design Text 1 Computer Languages Eⅹ excises 1. Choose the best answer to complete the following sentences hat was represented by long strings zeroes A. machine language B. high-level language C. low-level language D. assembly language

Unit 5 Office Automation Text 1 Fundamentals of office Automation Office automation is the application of computer and communications technology to improve the productivity of office workers. In the mid-1970s, the term was used to describe the interactive

Chapter 2 Organization of Computers Key points: useful terms and organization of computers Difficult points: describing the organization of computers

Chapter 14 Virtual Reality Key points: useful terms and definitions of Virtual Reality Difficult points: applications and features of VRML

Chapter 12 Multimedia Key points: useful terms and definitions of Multimedia Difficult points: Applications of multimedia