| 摘要 |
<p>A lightweight decking plank has male and female connecting members formed at its opposite longitudinal edges, at least one component of each connecting member comprising a hollow section, and the connecting members being arranged such that when the male connector of one plank is engaged with the female connector of an adjacent plank, at least parts of the hollow sections of the respective connectors are positioned in vertical alignment with one another and form an essentially rigid load-supporting connection between the upper and lower surfaces of the assembly at the region of inter-connection. <IMAGE></p> |
