| 摘要 |
<p>The tile (10) has a head section (11), a side section (12), a base section, a cover section (14), a middle area (15), and a side interlocking joint provided in an upper side of the side section. Water outlets (16, 22, 32) are provided such that the outlets open at the middle area, where the side section has two side folded ribs (30, 31) running in a curve shape. The side folded ribs discharge into the middle area over the water outlet (32). The ribs have radius of curvature that lies between 300 to 1000 millimeters, preferably 450 millimeters.</p> |
