“Tongjian Xubian”的概念、定义、翻译、参考文献-科学参考

单词	Tongjian Xubian
释义	Tongjian Xubian Encyclopedia 历史学〔五代辽宋金元史家与史书〕释 Tongjian Xubian《通鉴续编》中国元末编年体史书。
随便看	properly elliptical properly elliptical operator properly elliptic equation properly equivalent form properly hyperbolic properly infinite algebra properly infinite projection properly nilpotent element properly posed problem properly primitive form properly triangular matrix proper maintenance method of photographic lens proper map proper mapping proper mass proper modification proper morphism proper motion proper motion group proper motion in declination proper motion in right ascension proper motion member proper motion membership proper motion star proper name

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。