The outlet plane of {HEAD ~ this tube} to {TAIL ~ the combustion chamber} is formed with a breakaway edge which serves to stabilize and enlarge a backflow zone forming downstream 
to
The outlet plane of { HEAD ~ this tube } to { TAIL ~ the combustion chamber } is formed with a breakaway edge which serves to stabilize and enlarge a backflow zone forming downstream
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD 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