Derated coefficient of discharge的意思|示意

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额定排量系数

额定排量系数 ... 额定排量Certified capacity 额定排量系数Derated coefficient of discharge 二通阀Two-way valves ...

定额排量系数 ... 旋启双瓣式底阀 double disc sing foot valve 定额排量系数 derated coefficient of discharge 无上事情违压 maximum operating back pressure ...