“primary periodical”概念、定义、翻译-科学时代

单词	primary periodical
释义	图书馆、情报与文献学词汇手册 primary periodical 原始期刊
随便看	air delivery air density air deodorization air deodorization device air-detraining admixture air dielectric air dielectric capacitor air diffuser air disengagement air distribution air distribution board air distribution from full perforated ceiling air distribution from partial perforated ceiling air distribution from perforated ceiling air distribution performance index air distribution performance index (ADPI) air distribution performance index--air distribution performance index (ADPI) air distribution system air distribution system design air distributor air distributor air diving air division air dolly airdome

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。