工学 移动通信关键技术 释 wireless metropolitan area network 无线城域网 使用无线信道作为传输介质的城域网。是为城市规模区域的企业和个人消费者提供接入因特网和其他核心网络服务的宽带无线通信网络。
网络与数据通信 无线网络 释文 wireless metropolitan area network, WMAN 无线城域网
- vegetarian underground religions
- vegetation
- vegetation bag
- vegetation belt
- vegetation carpet
- vegetation circle
- vegetation classification
- vegetation classification criteria
- vegetation classification method
- vegetation classification principles
- vegetation classification system
- vegetation coverage
- vegetation cover and biological factor
- vegetation ecological climatology
- vegetation ecological series
- vegetation ecology
- vegetation evolution
- Vegetation Formation
- Vegetation Formation Group
- vegetation geochemical survey
- vegetation-habitat classification by Shenxiu Jia
- vegetation index
- vegetation investigation
- vegetation map
- Vegetation Map of the People's Republic of China（1︰1000000）