| 摘要 |
This floor covering is of a type comprising an upper layer 4, 5, 6 suitable for the sporting discipline for which it is intended and a lower layer 2 consisting of at least one sheet of plastic foam material. Characterised in that it includes a flexible grid 1 in non-stretching material inserted between the upper layers 4, 5, 6 and the lower layer 2 and integrated with each of these layers. <IMAGE>
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