“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	Grasshoppers grassing for soil and water conservation grassland grassland adaptive management grassland administration grassland agriculture Grassland Agriculture Ecology grassland agro-ecosystem grassland Agro-system grassland amphibians grassland and livestock system Grassland and Turf grassland animal husbandry grassland animal resource grassland aridity grassland beneficial insects grassland biohazard grassland bird grassland burning grassland carbon storage grassland civilization grassland classification grassland classification in China grassland classification in the Soviet Union grassland class map

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。