记录在直接存取盘卷上的地址，表明相对于盘卷始址的一个磁道地址。

An address written on a direct access volume, denoting a track's address relative to the beginning of the volume.

youdao

记录在直接存取盘卷上的地址，表明相对于盘卷始址的一个磁道地址。

An address written on a direct access volume, denoting a track's address relative to the beginning of the volume.

youdao