“back focal length--back focal length (BFL)”概念、定义、翻译-科学时代

单词	back focal length--back focal length (BFL)
释义	工程与技术词汇手册 back focal length (BFL) 后焦距
随便看	lay length layman layman financial statement lay member lay of cutting layoff lay off layoff layoff layoff layoff lane lay-off pay layoff pay layoff process lay-offs lay of land lay of lapping lay of line lay of wire（电缆） lay-on lay-on machine layout layout layout layout

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。

back focal length (BFL)