| 摘要 |
<p>The plate has a rear edge (102) with an upper area (108) extending downward and forward from a rear end of an upper edge (96), and a lower edge (100) extending backwards beyond a lower end (110) of the upper area of the rear edge. Rear end of the lower edge is connected with the lower end of the upper area of the rear wall by a lower area (112) of the rear edge for forming a V or dovetail shaped rear edge, where the plate is limited by the upper edge, a front edge (98), the lower edge and the rear edge, and is curved.</p> |
