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1·Especially, there are many stiffened plates in the hull of jack-up platform, for example the main deck, bulkhead, tank top and bottom plating.

在自升式平台的主船体中这种结构更是大面积的得到应用，其主甲板、舱壁、机械甲板和底板等都是板梁组合结构。

2·The ships deck hoisting machinery such as bow gate, bulkhead valve, stern propeller and so on;

船舶用的甲板起重机械（绞车）、船头门、舱壁阀、船尾推进器等；