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发表于 2011-9-8 13:03
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来自: 中国山东济南
回复 linjs0221
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Mr.SHIP 发表于 2011-9-8 12:40
you can refer to class requirements, such as ABS, DNV, there are detailed definition for the pull force, brake force etc, if you want to get more information, suggest to ask a windlass/mooring winch maker for a technical specification |
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