理学 网络体系结构 释 wide area network 广域网 连接不同地区局域网或城域网计算机通信的远程网。其所覆盖的范围从几十公里到几千公里，它能连接多个地区、城市和国家，或横跨几个洲并能提供远距离通信，形成国际性的远程网络。广域网是互联网的核心部分，但并不等同于互联网。
网络与数据通信 协议体系与组成结构 释文 wide area network, WAN 广域网
- manifold geometry
- manifold learning
- manifold of algebraic elements
- manifold of bounded curvature
- manifold of conics
- manifold of constant curvature
- manifold of flags
- manifold of groups
- manifold of Kähler type
- manifold of lines
- manifold of mappings
- manifold of metrics
- manifold of negative curvature
- manifold of positive curvature
- manifold of pre-assigned curvature
- manifold of singularity
- manifold of solutions
- manifold of spheres
- manifold of support
- manifold of surfaces
- manifold orientation
- manifold structure
- manifold tangent vector
- manifold topology
- manifold with a handle