“孔径”的概念、定义、翻译、参考文献-科学参考

　

单词	孔径
释义	孔径 Encyclopedia 工学爆破参数释 borehole diameter孔径爆破工程中，钻凿炮孔的直径。通常用符号表示。理学〔光学术语〕释 aperture孔径光学系统中描述成像光束大小的参量。孔径可以用孔径角或孔径半径来表示。 Physics 光学、声学光学 aperture孔径 Mathematics aperture孔；孔径 Astronomy aperture孔径 Chemistry ＞分析化学＞仪器分析＞释义 pore size孔径＞物理化学＞催化化学＞释义 pore size孔径
随便看	positive (symmetric) operator positive symmetric operator positive system of roots positive term positive term series positive trace positive type positive uniaxial crystal positive value positive variation positive variation of a function positive variation of signed measure positive vector positive vector bundle positive vibrating mitigation positive Weyl chamber positive youth development positive zero positivism positivism methodology of psychology positivism policy analysis positivist history positivistic sociology positivist jurisprudence positivity

　

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。

　

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