Referring to the design of the AFFF fire extinguishing system on the helicopter flight deck of surface naval ships, the foam concentration and the foam tank capacity are chosen.
针对水面舰艇的轻水泡沫灭火系统，结合直升机平台泡沫灭火系统的设计，对轻水泡沫灭火系统浓度的选择及储罐容量的选择进行分析。
The "double-deck" type employs two separate decks of steel plate over the entire tank area.
双盘式浮顶在整个罐面积内有两层钢板。
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。
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。
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