{TAIL ~ The orifice means} provides {HEAD ~ means} to divide the pump flow in a suitable ratio for providing a regulated portion and another remaining portion 
{ TAIL ~ The orifice means } provides { HEAD ~ means } to divide the pump flow in a suitable ratio for providing a regulated portion and another remaining portion
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH