multi-stage rotary-piston pump_专利英汉词典
multi-stage rotary-piston pump
[专利英汉词典]
multi-stage rotary-piston pump【机械工程；照明；加热；武器；爆破】
多级旋转活塞泵
是什么意思，multi-stage rotary-piston pump的解释，multi-stage rotary-piston pump的翻译
