{HEAD ~ The auxiliary rotor wheel} 10 is also in {TAIL ~ this position} coupled with the compressor wheel 8 is shown in the illustration of FIG 4, with the auxiliary rotor wheel 10 and the coupling element 26 being almost completely pushed together 
is in
{ HEAD ~ The auxiliary rotor wheel } 10 is also in { TAIL ~ this position } coupled with the compressor wheel 8 is shown in the illustration of FIG 4 , with the auxiliary rotor wheel 10 and the coupling element 26 being almost completely pushed together
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH REL TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH