饱和潜水的生命维护设备
saturation life support unit
充油式潜水电机
oil-filled submersible motor
船用潜水式串并联离心泵
marine submersible series multiple centrifugal pump
大功率潜水电泵
large-power dive electric pump
大型潜水电泵
large-scale submersible motor pump
敷用的饱和潜水系统
adequate saturation system
矿用潜水电泵
mine submersible motor pump