The system includes {HEAD ~ a fuel metering valve} that is adapted to set {TAIL ~ a metered flow} of fuel, and a throttle valve that is adapted to accurately control pressure drop across the fuel metering valve 
is adapted to set
The system includes { HEAD ~ a fuel metering valve } that is adapted to set { TAIL ~ a metered flow } of fuel , and a throttle valve that is adapted to accurately control pressure drop across the fuel metering valve
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH