螺杆泵的概述
螺杆泵是一种单螺杆式输运泵,它的主要工作部件是偏心螺旋体的螺杆（称转子）和内表面呈双线螺旋面的螺杆衬套（称定子）。 Screw pump is a single screw-type transport pump, its main working parts is the eccentric helical screw body (called the rotor) and the inner surface was two-helicoid screw bushing (called the stator). 有用的帖子
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