| 摘要 |
<p>The module comprises an immovable container (1), an information carrier (3) located inside it and provided with a cylindrical tubular sublayer (4) and with a recording layer (5), a drive for a mutual axial movement of the carrier (3) and of an optical head (7) as well as an electric drive for rotation of the carrier (3), each of them having an immovable and a movable working organ. The cyclindrical sublayer (4) serves as the movable working organ of the drive for mutual axial movement and/or of the electric drive for rotation.</p> |
