| 摘要 |
Rope assembly (1) comprises a central rope (2), e.g. of nylon, a plurality of flotation elements (3) of closed cell foam, e.g. of polyethylene, buffer elements (4) of open cell foam, e.g. of polyurethane, between and flush with the flotation elements (3), and a protective outer layer (5), e.g. of polyurethane.
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