工学 卫星通信 释 backbone network 骨干网 信息网络的核心部分，用于连接城域网或区域网。
网络与数据通信 协议体系与组成结构 释文 backbone network 主干网
- inward thrust fault
- inward turning inlet
- inward variation
- In-Yer-Face Theatre
- in极小原理
- I/O
- IO
- Io
- IOA
- Ioan Grigorescu
- Ioannina
- Ioannity
- IOBC
- I. O. Bendixson
- I. O. Bendixson (1861—1935)
- IOCAS
- Iocaste
- IOCG
- IOC Olympic Prize for Sports Sciences
- IOD
- iodation
- iodic acid
- iodide
- iodide decomposition process
- iodimetric method