公共数据网

并通过国内公共数据网与国际Internet网连通，实现信息资源的共享及科技交流合作。

They were connected with International Internet by the inland public data network , and realized the share of information and resource and the communion and cooperation of science and technique .

25公共数据网的互连设计和实现。

25 CCU . The design and the implementation of the interconnection are described .

受到降低成本压力、同时要求增加网络功能的企业，通过与公共数据网相连，能扩大其专用网的范围。

Enterprises under pressure to cut costs while simultaneously increasing network capabilities can extend the reach of their private networks by linking with public data networks .

针对韩村河建筑集团工程与办公的特点，设计出基于公共数据交换网环境的工程管理系统。

The article provides the design of engineering management system based on public data exchanging network environment .