“F数”的概念、定义、翻译、参考文献-科学参考

单词	F数
释义	F数 Encyclopedia 艺术学镜头参数释 F-umber, FNOF数相对孔径的倒数。又称F制光圈数、光圈数、光圈系数。
随便看	reference frame reference frame of center of masses reference frequency standard reference frequency synthesizer reference great circle reference group Reference Guide for Books reference input reference interaction site model reference leak reference level reference light reference line reference material reference material (RM) Reference Materials for Printing Movable Type Research Reference Materials for Teaching Chinese Archival History reference materials of geoanalysis reference materials of lipid reference measurement method in chemistry reference measurement standard reference method reference method for geoanalysis reference model reference model adaptive control

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。