文件内容描述 meaning in English

dcd: document content description for xml: xml
document content description

Indexing for describing the contents of documents ; concepts , principles
文件内容描述索引.第1部分:概念原则
Indexing for describing the contents of documents ; coordinate indexing with descriptors
文件内容描述索引.第2部分:带描述符的交叉索引
Indexing for describing the contents of documents ; syntactical indexing with descriptors
文件内容描述索引.第3部分:带描述符的依照句法的索引