| 摘要 |
PROBLEM TO BE SOLVED: To improve a sheet environment. SOLUTION: For a sheet having at least one ventilation region (3, 4) which can be ventilated and heated, and at least one heating surface (5-8) which can be additionally heated, the temperature of the sheet surface at the ventilation regions (3, 4) can be regulated irrelevantly to the temperature of the heating surfaces (5-8). |
