| 摘要 |
Each facing element 3 comprises a layer of insulating material 4 made of expanded polyvinyl chloride on which a layer of facing material 5, preferably made of reconstituted stone, has been cast, the side faces of this facing material 5 being recessed with respect to the side faces 7 of the insulating material 4, a sealing cord 13 being laid on these side faces 7 and the attached elements 3 being held by right-angled brackets 10 through which passes a pin 12. <IMAGE>
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