| 摘要 |
The individual slabs comprise joint spacers and a top chamber. The assembled group (1) of a rectangular layout has the toothing at the group outer sides (2-5) with protrusions (6a) and fitting recesses (7a). The individual slabs (8-10) have different shapes inside the group. The joint pattern inside the group comprises a free line layout (11,12). Several groups of identical outer shape, or several groups and individual slabs are set to form a rectangular pavement insert composition. |
