mechanical ventilation for ship的意思|示意

船舶机械通风 ...d mechanical ventilation 械辅助通气 ; 辅助机械通气 ; 助通气 ; 机械辅助呼吸 mechanical ventilation for ship 船舶机械通风 intubation and mechanical ventilation 插管加呼吸机 ..

船舶坏通风 船舶坏通风 mechanical ventilation for ship 船舶坏拖动 mechanic control technology for ships; shimechamic towage ..