GB/T 29811.2-2018信息技术学习、教育和培训学习系统体系结构与服务接口第2部分:教育管理信息服务接口国家标准
英文:Information technology—Learning, education and training—Learning system architecture and service interface—Part 2: Ed...
英文:Information technology—Learning, education and training—Learning system architecture and service interface—Part 2: Ed...