块首部包涵了一般的块信息，这些信息包涵诸如块地址以及段的类型（比如，数据或者索引）等。

The header contains general block information, such as the block address and the type of segment (for example, data or index).

youdao

块首部包涵了一般的块信息，这些信息包涵诸如块地址以及段的类型（比如，数据或者索引）等。

The header contains general block information, such as the block address and the type of segment (for example, data or index).

youdao