“对焦屏”的概念、定义、翻译、参考文献-科学参考

单词	对焦屏
释义	对焦屏 Encyclopedia 艺术学传统相机取景器释 focusing screen对焦屏可把摄影镜头所会聚来的被摄景物成像光线，在其磨砂面处结成清晰影像，以供进行取景构图与精确调焦的磨砂玻璃屏幕。又称磨砂玻璃调焦屏、聚焦屏。
随便看	effective cross-section of collision effective cross-section of ionization effective cross-section of recombination effective curve effective cutoff effective cutoff frequency effective cycle effective damping constant effective definition effective degree effective demand effective density of dense medium suspension effective derivation effective descriptive set theory effective diameter of objective effective Diophantine approximation effective discharge effective distance effective divisor effective domain effective dose effective elastic thickness effective enumeration effective equivalent dose effective equivalent dose rate

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。