“He Xiantu”的概念、定义、翻译、参考文献-科学参考

单词	He Xiantu
释义	He Xiantu Encyclopedia 理学物理学史释 He Xiantu贺贤土（1937-09-28～）中国理论物理学家。生于浙江镇海。
随便看	closed monoidal category closed morphism closed motor skill closed n-ball closed n-disk closed neighborhood closed neighbourhood closedness closedness of dictionary closed normal form closed n-sphere closed object closed oil gathering process closed-open set closed operator closed orbit closed orthogonal sequence closed orthogonal system closed orthonormal system closed path closed path Green's function closed path; loop closed path space closed pipe closed plane

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。