National information systems, national information resources and ICT interinstitutional services, their descriptions
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Descriptions of information systems Interinstitutional service descriptions Descriptions of information resources National information and cumulation technology resources and ICT interinstitutional services THE VIRSIS
信息系统描述 跨机构服务描述 信息资源描述 国家信息与累积技术资源以及信息与通信技术（Information and Communications Technology，ICT）跨机构服务 VIRSIS
