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
- waterway of the Songhuajiang River
- waterway regulation for navigation in mountainous area
- waterway regulation structures
- waterway regulation works
- Waterways Classic
- Waterways Law of the People's Republic of China
- waterway transport
- waterway transport business documents
- water weed
- water weeds
- water well
- water-well drilling
- waterwheel plant
- water-wind erosion crisscross region
- Water Witch Episode
- waterworks
- water yield in mines
- Wating for Playing Chess in the Mountain by Liao
- Wating the Ship at the Col in Summer by Dong Yuan
- Watkins factor
- Watson
- Watson crater
- Watson Crick base pair
- Watson-Crick base pair
- Watson-Crick model