| 摘要 |
<p>The fencing consists of at least one panel (2) which includes a frame (3) with metal profiles (4). The profiles have on the inside (5) of frame slots (6). A metal closure grid (7) fits in slots. The hollow profiles are of square cross-section. The closure grid includes rods (14,15) fitted in a cross-section pattern. The closure grid may also be used for concrete reinforcing.</p> |
