“数据库试用”的概念、定义、翻译、参考文献-科学参考

单词	数据库试用
释义	数据库试用 Encyclopedia 管理学数据库试用释 database trial数据库试用数据库商为了销售数据库产品，在一定时间内为图书馆开通数据库免费使用权限的活动。
随便看	deglacial period deglutathiolation deglutation deglutation reflex deglutition training deglycosylation degradable and clean polymer film drilling fluid degradable ball sliding sleeve degradable bioceramics degradable materials degradable polymer degradation degradation-consolidation theory of municipal solid waste degradation model degradation of biomass degradation of biomaterials degradation of cellulose degradation of chloride degradation of ecosystem services in invaded ecosystems degradation of energy degradation of magnet degradation of polymer degradation of polymer by irradiation degradation of pyrimidine nucleotides degradation rate of feed nitrogen

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。