| 摘要 |
<p>The invention relates to a covering panel (10) with two pairs of lateral edges(10a-10d) lying opposite one another. At least one pair of lateral edges is providedwith coupling means (12), which are provided essentially in the form of a groove(12a, 12c) and of a tongue (12b, 12d) and which extend along the respective lateraledge. According to the invention, at least one section (14a1) of the boundarysurface of the groove (12a, 12c) and/or at least one section (14b1) of the boundarysurface of the tongue (12b, 12d) are/is provided with a roughening (18).</p> |
