| 摘要 |
<p>Plywood comprising a top surface and a bottom surface and having a primary main direction and a secondary main direction in the plane of the surfaces, the secondary main direction being perpendicular to the primary main direction. At least the top surface is coated with a coating material. A friction coefficient of at least the top surface in the primary main direction is at least 1.2 times a friction coefficient of the top surface in the secondary main direction.</p> |
