| 摘要 |
<p>A plate ceiling comprising curved insulating ceiling plates mounted along the edges of the ceiling and corner plates having two curved edges, each adjoining a curved insulating ceiling plate, and two rectilinear adjoining edges, and wherein the corner plates comprise a lower smooth supporting layer (1) and an upper insulation layer (2) attached thereto, wherein parallel grooves (3) are formed in the insulation layer (2), the grooves extending substantially perpendicularly to the bisector of the angle between the adjoining rectilinear edges.</p> |
