said rotor having {HEAD ~ two rows} of {TAIL ~ blades}, one of said rows producing a mixed axial and centrifugal flow, and the other producing a substantially purely axial flow 
of
said rotor having { HEAD ~ two rows } of { TAIL ~ blades } , one of said rows producing a mixed axial and centrifugal flow , and the other producing a substantially purely axial flow
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH