hydromechanical logic流力逻辑
hydromechanical governor水力调速器
hydromechanical type液压机械
hydromechanical drawing充液拉深
hydromechanical automation部分自动化
hydromechanical hoist液压
hydromechanical works金结工程
hydromechanical unit液力机械元件;流体机械装置
hydromechanical shutoff水力断路器