| 摘要 |
<p>A section member structure, comprising fixed frame section members (3), consisting of a box-like body, therefrom at least an abutment leg extends, as well as movable frame section members (21, 26), consisting of a box-like body which is provided, on a side, with a seat for housing a plate-like element and at least a seat for coupling a further section member adapted to restrain the plate-like element and, on the other side, with an abutment leg.</p> |
