variable-pitch-blade impeller pump_专利英汉词典
variable-pitch-blade impeller pump
[专利英汉词典]
variable-pitch-blade impeller pump【机械工程；照明；加热；武器；爆破】
变距桨叶叶轮泵
是什么意思，variable-pitch-blade impeller pump的解释，variable-pitch-blade impeller pump的翻译
