在广域网中，片段分配是分布式数据库设计中的一个主要问题，因为它关系到整个分布式数据库系统的性能。
On a wide area network, fragment allocation is a major issue in distributed database design since it concerns the overall performance of the distributed database system.
在广域网和城域网的网络传输中，高端路由器扮演着及其重要的角色。
In the network transmission of local area network and wide area network, high-end routers play an important role.
文中在一种基于WWW的分布式信息系统的背景下，提出一种在广域网(WAN)的环境中安全传输数据的解决方案。
Bring forward a security data transmission approach in WAN-based environment on the background ofa WWW-based distributed information system.
在拨号广域网中设置较低的会话质量同样可以达到安全多媒体会议的通讯效果。
The system also provides secure communication on WAN if set comparably low session quality.
在拨号广域网中设置较低的会话质量同样可以达到安全多媒体会议的通讯效果。
The system also provides secure communication on WAN if set comparably low session quality.
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