数字化学习资源的自包含性和可寻址性是共享的基础。数字化学习资源共享包括元数据收集和认证传递两个层次。数字化学习资源共享的实现需要元数据、元数据收割和认证Web服务等方面的技术标准的支持。
Self-contained and addressability is the basis of E-learning resources sharing. It can be realized by metadata collection and certification for delivering. The relevant technical standards include metadata,metadata harvesting and authorization Web service etc.