cref connection refusal毗连拒绝 cren computer research education network计算机科研教育网 cren consortium for research and education network科研教育网络同盟(美国) ..
基于10个网页-相关网页
中国教育和科研计算机网(CERNET)在全国主干节点上构建和实现了组播视频会议系统，成为全国教育网各节点的视频会议交流平台。
China Education and Research Network (CERNET) construct and realize the multicast based video conference system on CERNET backbone and make it the communication platform for CERNET nodes.
通过中国教育和科研计算机网的升级提速，以及卫星电视教育网的数字化改造，构建了我国现代远程教育专业平台。
Through updating and upgrading of the CERNET and digitized transformation for the satellite TV network, the transmission terrace has been built in our country.
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