Description: top level of a 3-level supplier-specific product hierarchy; Name: Vendor Product Master
Description: Top level of a 3 level supplier specific product hierarchy; Name: Supplier product root
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