“光圈数”概念、定义、翻译-科学时代

单词	光圈数
释义	美术、书法与摄影词汇手册光圈数 f-number
随便看	set speech set speech set square set square set square SET (standard effective temperature) set-stocking set-stretching settee set-term imprisonment set-theoretical entity set-theoretical notation set theory set theory set theory set theory set theory set theory set theory set theory setting setting setting setting setting

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。