adjustable-blade propeller pump
...des 可逆叶片轴流泵 propeller pump with reersible blades 可逆叶片轴流泵 adjustable-blade propeller pump 可调叶片式轴流泵 ..
基于24个网页-相关网页
... propeller pump with adjustable 可调式轴流泵 blade propeller pump 可调叶片式轴流泵 propeller pump coupling 旋浆泵联轴器 ...
基于8个网页-相关网页
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