| 摘要 |
<p>A truss system for roofing a building; a truss of said truss system including at least one truss segment; each said truss segment comprising a first elongate element and a second elongate element; said first and second elongate elements interconnected at intervals by a series of fish-plate assemblies; said fish-plate assemblies arranged in sliding engagement with respective extruded fish-plate channels of said first and second elongate elements.</p> |
