取消并替换第一版（1987年）。指定盒式磁盘的卷和文件结构，用于信息处理系统的用户之间的信息交换。还指定了一个可选的记录结构。适用于各种类型的圆盘车。指定FDC上的信息文件和一组记录的描述符的位置。规定了信息处理系统内提供的过程要求，以使信息能够在不同系统之间进行交换，并将记录的FDSc用作交换介质。提供一种与卷上记录的文件数无关的空间分配方法。不指定文件的内容和组织。

Cancels and replaces the first edition (1987). Specifies the volume and file structure of disk cartridges for the interchange of information between users of information processing systems. Also specifies an optional record structure. Applicable to various types of disk cartidges. Specifies the location of files of information on an FDC and a set of recorded descriptors. Specifies requirements for the processes which are provided within information processing systems to enable information to be interchanged between different system, utilizing recorded FDSc as the medium of interchange. Provides a method for the allocation of space that is independent of the number of files which are recorded on the volume. Does not specify the content and the organization of the files.