In the exemplary embodiment, {TAIL ~ the TCU} 40 is mounted within {HEAD ~ nacelle} 16 
In the exemplary embodiment , { TAIL ~ the TCU } 40 is mounted within { HEAD ~ nacelle } 16
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH