[船]?防火舱壁

... flap type gate 卧倒式坞门 flash bulkhead 防火舱壁 flat keel 平板龙骨 ...

?耐闪燃舱壁

... 闪燃光三角测量 flash and flare triangulation 耐闪燃舱壁 flash bulkhead 闪燃和接地保护继电器 flash and ground protecting relay ...