“Postal Periodicals Catalog”的概念、定义、翻译、参考文献-科学参考

单词	Postal Periodicals Catalog
释义	Postal Periodicals Catalog Encyclopedia 文学〔发行业务〕释 Postal Periodicals Catalog《邮发报刊目录》中国邮政利用报刊发行专用的编号方式，为配合一年两次的报刊订阅工作而编辑的一种检索工具。
随便看	principal indecomposable representation principal integral domain principal integral representation principal invariant principal isotope principal isotropy group principalization principal lattice element principal leadership principal left ideal principal left ideal ring principal line principal line of photograph principally analytic set principally polarized variety principal mapping principal matrix principal maximum principal measure principal minimum principal minor principal minor array principal minor determinant principal module principal moment

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。