As for a hydraulic vane pump, which of the following is in contact with the vanes during working: () (1)the rotor (2)the pump shaft (3)the external surface of the housing
A centrifugal impeller consists of a number of vanes curving () from the direction of rotation.
A centrifugal impeller consists of a number of vanes curving () from the direction of rotation.
As for a hydraulic vane pump, which of the following is in contact with the vanes during working: () (1)the rotor (2)the pump shaft (3)the external surface of the housing