“hub”的概念、定义、翻译、参考文献-科学参考

单词	hub
释义	hub Encyclopedia 理学局域网释 hub集线器在计算机网络中配置成星形的中心功能单元。它协调在站之间的数据通信，并可以提供对其他计算机网络的接入。 Physics hub①中枢，中心 ②轮毂 ③衬套 ④集线器 Mathematics hub毂，轮图中心 Computer 网络与数据通信协议体系与组成结构释文 hub集线器
随便看	positive definite bi-linear form positive definite closed form positive definite form positive definite function positive definite functional positive definite Hermitian matrix positive definite inner product axiom positive definite kernel positive definite matrix positive definiteness positive definite operator positive definite potential positive definite product positive definite quadratic form positive definite scalar product positive definite sequence positive definite solution positive definite space positive definite tensor positive definte rational fanction positive deviation positive diffeomorphism positive diffeomorphisms positive differential positive direction

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。