| 摘要 |
<p>The device (1) has multiple recordable tablets (4) that are parallel to each other in series and perpendicular to a baseplate (2) by a removable connection, where the baseplate is made of hard rubber material. The tablets are provided on a narrow side (5) with a groove (6), and the baseplate is provided with flat rods (3) arranged parallel to each other to position the tablets perpendicular to the baseplate in a preselected order. The tablets are provided on another narrow side (7) opposite to the groove such that the tablets are attached on top of each other.</p> |
