bilgen.船底;舭部;船底污水;无聊的想法;废话v.(船)穿洞
bilge sludge and water舱底油渣和水
bilge pump plunger rod舱底泵推水柱杆
bilge pump suction pipe舱底泵吸水管
bilge and ballast system污水及压载管系
bilge water holding tank舱底水收集舱
bilge pump discharge pipe舱底泵出水管
bilge pumping arrangement舱底水泵唧系统布置图
bilge processing equipment舱底污水处理设备