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Near the top of the funnel, there shall be provided rain protection plate and necessary openings for passage of pipes, and a small weathertight hinged hatch cover. The drain piping from the top plate shall be led inside of the funnel and directed overboard (upper deck level). -------有的船是排到机舱里面去了的吧〉？ |
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发表于 2007-10-19 12:07
提升卡
变色卡