Description: Volume of the unit mass of a substance that is needed for the lifting process; Name: Volume of stroke
Description: Volume of one unit of mass measure of a substance which is required for a single stroke; Name: Stroke volume
Description: average speed given by the stroke length multiplied with the number of complete pumping cycles of the piston, plunger or piston attached to the diaphragm per minute (stroke per minute or pump crank speed); Name: piston velocity