| 摘要 |
<p>The utility model relates to a digital general disc, which comprises a central hole (1), a press disc area (2) which is concentric with the central hole (1), and a data recording area (3). The digital general disc is characterized in that press disc area (2) and the data recording area (3) are formed on the same single base sheet; the thickness of the base sheet at the press disc area (2) is larger than the thickness of base sheet at the data recording area (3).</p> |
