| 摘要 |
The ladder comprises two strings (1) and rungs (4) inserted therebetween, the strings (1) and rungs (4) being provided with a plastic coating (3, 6). In this arrangement, the bare ends of the rungs (4) are inserted into corresponding bores in the strings (1) and fixed. The prefabricated ladder is provided, at least in the region of the fastening points of the rungs (4), with a further coating (8). <IMAGE>
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