Description: Documents that apply to a specific region; Name: assignment of the document to a contry/region
Description: documents which are considered for usage in a certain region; Name: country/region classification of document
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