Description: Ratio of the volume of solids to the total volume of all components of the medium.; Name: Volume fraction of solid
Description: ratio of the volume of the solids to the total volume of all constituents the fluid; Name: solids volume fraction
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