| 摘要 |
<p>The system has a bracket shaped bracing unit (5) whose upright is arranged parallel to a panel. A branch (6) of the bracing unit is arranged perpendicular to the panel, where a free end of the branch is connected to the panel. The panel is superimposed with another panel. The bracing unit is connected with the panels. A set of ballasts is received by the upright. The free end of the branch carries a clamp (64). Each panel is formed by a frame. A coating is provided against a face plate of the frame.</p> |
