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
- plaster mould precision casting technology
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