“本影”的概念、定义、翻译、参考文献-科学参考

单词	本影
释义	本影 Physics 光学、声学光学 umbra本影 core shadow本影 umbra本影^†，阴影[区] Astronomy umbra本影
随便看	Euler-Mascheroni constant Euler-Mascheroni integral Euler measure Euler method Euler motion equations Euler necessary condition Euler number Euler number triangle Euler operator Euler parameter Euler path Euler pentagonal number theorem Euler phi function Euler phi-function Euler-Poincare characteristic Euler-Poincaré characteristic Euler-Poincaré class Euler-Poincaré formula Euler-Poincaré mapping Euler Poinsot case Euler-Poinsot case Euler point Euler Poisson Darboux equation Euler-Poisson-Darboux equation Euler-Poisson integral

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。