推进器系统部件
propulsion system component
推进器系统的工作
propulsion system operation
推进器系统回路
propulsion system circuit
推进器系统回路图
propulsion system circuit diagram
推进器系统技术规格
propulsion system specification
推进器系统控制阀
propulsion system control valve
推进器系统冷却阀
propulsion system cooling valve
双速—定距桨推进系统
two speed fixed pitch propellerpropelling system
船舶主推进系统
ship main propulsion system
船舶自动推进系统
automated marine propulsion system
船用吊舱式电力推进系统
POD marine electric propulsion system
磁流体推进系统
benefit quantified evaluation