機器
axial hydrodynamic pump
axial propeller pump
blade
casting
circular pump
close
construction
cross section
design
direction blades
electric
engineering
high discharge
high efficiency
high flow rate
high volume
impeller
impeller blades
impeller section
industrial
industry
inside
iron
maintenance
mold process
normal wear
power
precision casting
process
propeller blade
propeller turbine
pumping wastewater station
resistant stainless steel
riser blades
sand
sewage axial pump
shell
silver chrome steel
standardized component
strength
technology
warehouse
wastewater company
water erosion
wooden pallet
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