“relative aperture”的概念、定义、翻译、参考文献-科学参考

单词	relative aperture
释义	relative aperture Encyclopedia 理学〔光学术语〕释 relative aperture相对孔径透镜的有效孔径与其焦距之比。 Physics 光学、声学光学 relative aperture相对孔径＞光学＞经典光学＞释义 relative aperture相对孔径 relative aperture相对孔径^† Astronomy relative aperture1、相对口径; 2、相对孔径
随便看	downburst down clothes down-Comptonization down conversion down-conversion downconversion down-conversion demodulation down conversion process down-conversion process down-crossing down-crossing point downdraft downdraft gasifier down draft kiln Downes law down garment downgraded predication down grinding down hair Down Hill downhill downhill folding down-hill method downhole bums down hole electric heating

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。