当前已有学习对象元数据的规范、内容包装规范等研究得相对成熟。

There are some mature standards studies about learning object meta-data, content packaging, ect.

youdao

学习资源一般为组合资源，其逻辑结构符合学习对象元数据，内容包装等规范。

Learning resources logically organized by different types of digital resources should be matched with Learning Object Metadata and IMS Content Package standards.

youdao

学习资源一般为组合资源，其逻辑结构符合学习对象元数据，内容包装等规范。

Learning resources logically organized by different types of digital resources should be matched with Learning Object Metadata and IMS Content Package standards.

youdao