This action prevents a decrease in engine performance in that it provides {HEAD ~ better fuel distribution} at {TAIL ~ the higher bypass ratios} 
at
This action prevents a decrease in engine performance in that it provides { HEAD ~ better fuel distribution } at { TAIL ~ the higher bypass ratios }
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 TAIL TAIL