艺术学 〔设计协会〕 释 International Design Foundation; IDF 交互设计基金会 丹麦国际性交互设计公益组织。 教育学 〔国际竞技体育组织〕 释 International Dart Federation;IDF 国际飞镖联合会 国际飞镖运动管理组织。简称国际镖联。
数据库 数据库新技术 释文 inverse document frequency, IDF 反文档频率
- Nathan Zach
- nation
- National "10th Five-Year" Program for Environmental Protection
- National"11th Five-Year Plan"for Environmental Protection
- National "12th Five-year Plan" for Ecological Conservation
- National "12th Five-Year" Plan for Environmental Protection
- National 1∶50000 Database Updating Project
- National "9th Five-Year" Plan for Environmental Protection and Vision 2010 Targets
- National Aboriginal and Torres Strait Islander Health Plan
- National Aboriginal Congress
- National Aboriginal Consultative Committee
- National Academic Symposium on High-pitched Opera of China
- National Academy of Art
- National Academy of Chinese Theatre Arts
- National Academy of Design
- National Academy of Drama
- National Academy of Education Administration
- National Academy of Engineering
- National Academy of Forestry and Grassland Administration
- National Academy of Peiping
- National Academy of Sciences
- National Accounting Society of China
- National Accreditation Committee for Urban and Rural Planning Curriculum
- National Administrative Measures of Specific Funds for the Protection of Cultural Relics
- National Advertising Art Design Competition for College Students