“莲池书局”的概念、定义、翻译、参考文献-科学参考

单词	莲池书局
释义	莲池书局 Encyclopedia 文学〔近代出版印刷机构〕释 Lianchi Publishing Company莲池书局中国清代末期由朝廷在保定设立的修志出版机构。
随便看	positive feedback amplifier positive film positive flower structure positive formula positive function positive functional positive fundamental sequence positive glow positive Grassmannian positive half-trajectory positive helicity spinors positive Hermitian kernel positive Hermitian operator positive homogeneous function positive hull positive image positive index of inertia positive infinity positive integer positive integral kernel positive interaction between nutrients positive ion positive ion, cation positive ion mode positive kernel

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。