The invention concerns an optical storage medium and a device for writing, deletion and reading of the optical storage medium data.
本发明涉及一种光存储介质和用于对光存储介质数据进行写入、删除和读取的设备。
Databases can be stored on magnetic disk or tape, optical disk, or some other secondary storage device.
数据库可以储存在磁盘或磁带，光碟或其他间接的存储设备上。
The file data file data storage device may include at least one of electronic storage, magnetic storage, and optical storage.
所述文件数据存储单元可以包括电子存储、磁存储和光存储中的至少一种。
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