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。
hub ①中枢，中心 ②轮毂 ③衬套 ④集线器
hub 毂，轮图中心
网络与数据通信 协议体系与组成结构 释文 hub 集线器
- local government debt
- Local Government in China Under the Ch’ing
- local government-run school
- local governments' and public schools' primary responsibility for children's education of rural migrant workers
- local government–run school
- local ground field
- Local Group
- local group
- Local group of galaxies
- local group of galaxies
- local group theory
- local heat treatment
- local height
- local height machine
- local helioseismology
- local hidden variable
- local homeomorphism
- local homology
- local homology group
- local homomorphism
- local hour-angle
- local household registration of migrants
- local hypothesis of quasars
- local idempotent
- local identification