“Zheng Guanying”的概念、定义、翻译、参考文献-科学参考

单词	Zheng Guanying
释义	Zheng Guanying Encyclopedia 历史学人物释 Zheng Guanying郑观应（1842-07-24～1922-05）中国近代实业家，改良主义思想家。原名官应。字正翔。号陶斋。别号杞忧生、慕雍山人、罗浮偫鹤山人。
随便看	contrast test contravalency contravariance contravariant contravariant component contravariant coordinate contravariant density contravariant derivative contravariant functor contravariant Hom functor contravariant index contravariant morphism functor contravariant of a group contravariant of a tensor contravariant order contravariant set system contravariant spinor contravariant tangent bundle contravariant tensor contravariant tensor algebra contravariant tensor field contravariant valence contravariant vector contravariant vector field contributing source

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。