| 摘要 |
A support (20) for a load bearing means including an upper surface (20) having a plurality of peaks (21), a plurality of troughs (22) with at least some of the troughs (22) located between respective adjacent peaks (21) and adapted to receive load bearing means, a plurality of channels (25), with at least some of the channels (25) located below at least some of the respective peaks (21) and adapted for receipt of the load bearing means, with some of the peaks (21) and channels (25) having common side wall portions (23).
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