A variable which is functionally associated with the velocity of the vehicle, such as {HEAD ~ the output speed} of {TAIL ~ the transmission}, engine speed or velocity of the vehicle itself, is plotted on the abscissa of the diagram 
of
A variable which is functionally associated with the velocity of the vehicle , such as { HEAD ~ the output speed } of { TAIL ~ the transmission } , engine speed or velocity of the vehicle itself , is plotted on the abscissa of the diagram
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH