“MPEG-21 Standard”的概念、定义、翻译、参考文献-科学参考

单词	MPEG-21 Standard
释义	MPEG-21 Standard Encyclopedia 理学多媒体信息系统释 MPEG-21 StandardMPEG-21标准 MPEG-21标准即ISO/IEC 21000标准，于2000年6月被正式提出，还在制定过程中。其目标是为未来多媒体的应用提供一个完整的开放框架，因此也被正式称为多媒体框架（multimedia framework）。
随便看	Planetary and Space Science planetary assembly planetary astronomy planetary atmosphere planetary atmosphere exploration planetary atmospheres planetary biology planetary boundaries planetary boundary planetary boundary layer planetary boundary layer parameterization planetary capture planetary companion planetary configuration planetary construction zone planetary continuously variable transmission planetary coordinate system planetary corona planetary cosmogony planetary data system，PDS planetary dynamo planetary embryo planetary ephemeris planetary evolution planetary exploration

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。