“层次结构”的概念、定义、翻译、参考文献-科学参考

单词	层次结构
释义	层次结构 Encyclopedia 理学还原论释 hierarchical structure层次结构由低层次系统（要素）到高层次系统逐步形成的系统搭配和排列。
随便看	passive surveillance passive system passive targeting drug delivery systems passive traffic safety passive transport passive vibrating mitigation passive vibration isolation passivity passivity and dissipative Pass Laws pass move pass on the right Passover pass point passport pass sampling technique Pass the Examination password password aging password attack password authentication password authentication protocol password cracking password protection past

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。