... 腐泥引进泵;接种污泥泵 seed(ing) sludge pump 杆式泵 rocking arm pump 杆式泵 walking beam pump ...
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... beam pump 梁式泵 ; 游梁式抽油机 ; 摇臂泵 ; 横杆泵 walking beam pump 杆式泵 walking beam pump coupling 杆式泵联轴器 ...
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固定泵筒杆式泵 standing barrel rod pump
杆式泵联轴器 rocking arm pump coupling ; walking beam pump coupling
定筒杆式泵 stationary barrel rod pump
密闭式螺杆泵 airtight screw pump ; hermetic screw pump ; sealed screw pump
三螺杆式泵 three screw pump
可逆式螺杆泵 reversible screw pump
双曲线式罗杆泵 hyperbolic screw pump
潜液式螺杆泵 submerged screw pump
非密闭式螺杆泵 non-hermetic screw pump
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