The rotary machine comprises a driven rotor and {HEAD ~ an electric motor} having {TAIL ~ a stator} and a driving rotor 
having
The rotary machine comprises a driven rotor and { HEAD ~ an electric motor } having { TAIL ~ a stator } and a driving rotor
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH