The turbine engine 4 wherein {TAIL ~ the trailing surface} is tapered from {HEAD ~ the maximum radius} to lead into the inlet 
The turbine engine 4 wherein { TAIL ~ the trailing surface } is tapered from { HEAD ~ the maximum radius } to lead into the inlet
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH