| 摘要 |
PURPOSE: To facilitate the construction of a floor to hold a drying state. CONSTITUTION: A space part 4a is formed at the back of a floor base 1. A pallet 3 made of synthetic resin having a plurality of vent holes 7 and 8 to intercommunicate the surface and the back is disposed, floor processing is applied on the surface of the pallet 3 made of synthetic resin, and a floor 16 is constructed. |
