“subject tree”的概念、定义、翻译、参考文献-科学参考

单词	subject tree
释义	subject tree Encyclopedia 管理学主题树释 subject tree主题树将信息资源按照某种事先确定的概念体系结构，分门别类地逐层加以组织，用户通过浏览的方式逐层加以选择，层层遍历，直至找到所需要的信息线索（相关站点链接），并通过信息线索直接找到相应的网络信息资源。
随便看	high-mass X-ray binary high-melting metal high-metallicity cluster high-mid vowel high mobility 2DEG high mobility channel high mobility channel metal-oxide-semiconductor field effect transistor high mobility transistor high mobility Ⅲ-Ⅴ channel metal-oxide-semiconductor field effect transistor high mobility Ⅳ channel metal-oxide-semiconductor field effect transistor high-mode high-mode, H-mode high-modernization High Mountain Archeology Museum high mountain landscape high mountain vegetable High Museum of Art high neutron flux reactor high nitrate medium high nitrogen compounds High Noon high nuclear metal cluster high-nutrient low-chlorophyll region high octane gasoline high-octane gasoline

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。