A primary object of {TAIL ~ the present invention} is to prevent reduced augmentor efficiency with {HEAD ~ increased bypass ratios} 
A primary object of { TAIL ~ the present invention } is to prevent reduced augmentor efficiency with { HEAD ~ increased bypass ratios }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD