| 摘要 |
The trailer, comprising a single axle (1) and U-section lengthwise members (2) with anchoring straps (3), has an upper frame with uprights (8), stays (9) and horizontal arms (6) from which barriers (7) can be suspended by their top bars while their lower ends are fastened by the straps. An equal number of barriers is suspended on each side of the frame, and they can be left stacked on the trailer when not in use.
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