In operation, air flows through low pressure compressor 12 from an inlet side 32 of engine 10 and {HEAD ~ compressed air} is supplied from {TAIL ~ low pressure compressor} 12 to high pressure compressor 14 
is supplied from
In operation , air flows through low pressure compressor 12 from an inlet side 32 of engine 10 and { HEAD ~ compressed air } is supplied from { TAIL ~ low pressure compressor } 12 to high pressure compressor 14
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH