“Sun Xingyan”的概念、定义、翻译、参考文献-科学参考

单词	Sun Xingyan
释义	Sun Xingyan Encyclopedia 文学【散文家、骈文家】释 Sun Xingyan孙星衍（1753～1818）中国清代学者、诗人、骈文家。字渊如，一字伯渊，号季逑，一号薇隐、芳茂山人。
随便看	focal adhesion focal area focal axis focal chord focal circle focal conic focal conic defect focal conic texture focal cubic focal curve focal developable surface focal distance focal distance, focal length focal ellipse focal extender focal hyperbola focal image focalization focalizer focal length focal length factor of photographic lens focal length measurement of optical part and optical system focal line focal manifold focal mechanism

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。