{HEAD ~ The chain dot curve} in FIG 40 is {TAIL ~ the optimum curve} for the ratio of the gas turbine output to the gas turbine compressor pressure ratio 
is
{ HEAD ~ The chain dot curve } in FIG 40 is { TAIL ~ the optimum curve } for the ratio of the gas turbine output to the gas turbine compressor pressure ratio
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH