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
- photometric diameter
- photometric distance
- photometric double star
- photometric element
- photometric ellipticity
- photometric error
- photometric index
- photometric instrument
- photometric instruments
- photometric measurement
- photometric measurement method
- photometric method
- photometric night
- photometric orbit
- photometric paradox
- photometric parallax
- photometric period
- photometric phase
- photometric precision
- photometric redshift
- photometric scale
- photometric sequence
- photometric solution
- photometric standard
- photometric standard star