learning content hierarchy graph
常见例句
- Based on the above works, the distance education resource warehouse is improved in this thesis by adding the storage and management of media material metadata and learning content hierarchy graph;
在以上理论研究成果的基础上，对现有的远程教育资源库进行了改进，增加了媒体素材库元数据和学习内容层次图的存储和管理； 返回 learning content hierarchy graph