... rotary piston pump coupling 回转式活塞泵联轴器 rotary circulating pump 旋转式循环水泵 rotary piston pump 回转式活塞泵 ; 旋转活塞泵 ; 反转辗转式活塞泵 ...
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rotary type circulating water pump
... maintenance of circulating water pump 循环水泵检修 rotary type circulating water pump 旋转式循环水泵 hot water circulating pump 热水循环泵 ; 热水轮回泵 ; 暖水循环泵 ...
基于16个网页-相关网页