| 摘要 |
The component (13) has a lower side comprising a plane structure, so that the component is adhered with a roof panel (15) or is welded with edges with the roof panel. Strips extended longitudinally are in a form of the component, and a structure suitable for supporting a photovoltaic module (5) is provided on an upper side of the component. The upper side of the component is provided with a fastening unit (23) in unrolling and/or rolling direction (11) in a predetermined grid spacing. |
