...作用滑片泵联轴器 double action vane pump coupling ; two cell vane pump coupling 双作用式活塞泵 double acting piston pump ..
基于22个网页-相关网页
... double-acting paddle impeller 双动搅拌桨 double-acting piston pump 双作用式活塞泵 double-acting pump 双作用泵 ...
基于8个网页-相关网页
... double-acting paddle impeller 双动搅拌桨 double-acting piston pump 双作用式活塞泵 double-acting pump 双作用泵 ...
基于2个网页-相关网页
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