Double screw pump is a kind of doublesuction not airtight double screw pump.
双螺杆泵为一种双吸式非密闭的双螺杆泵。
2
Double screw pump series products are divided into single suction of two kinds of double screw pump and doublesuctiondouble screw pump.
双螺杆泵系列产品分为单吸双螺杆泵和双吸双螺杆泵两大类。
3
The principle, method, design process and change result to enlarge capacity of maximum efficiency running point and improve hydraulic performance of doublesuction pump were presented.