| 摘要 |
<p>The panels (1,2) are connected to each other at right angles and with an intermediate joint, having a first section parallel the second panel plane, and a second joint section, in which the panels engage on each other via miter faces (8,10). Grooves (5, in the narrow sides (3,4) of the panels are in contact with each other past the second joint section. The two joint sections are the same length. The second joint section extends at 45 degrees to the plane of the panels.</p> |
