“分层直接存取法”的概念、定义、翻译、参考文献-科学参考

单词	分层直接存取法
释义	分层直接存取法 hierarchical direct access method (HDAM)
随便看	horse back horse bean horse bezoar horse blanket horse botfly (Gasterophilus intestinalis) horsebreaker horse breeding horse brush horsebrush horse-chestnut horse chestnut bark horse chestnut oil horse chestnut tannin horsecloth horse cloth horse colt horse conch horse cover horse dealer horse-drawn binder horse-drawn expanding harrow horse-drawn finger-wheel rake horse-drawn motorized duster horse-drawn potato spinner horse-drawn rake

科学参考收录了1248194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。