p) said {TAIL ~ mobile stations} on {HEAD ~ aircraft} have a transmission power output which is substantially lower than the transmission power output of a mobile stations on land vehicles 
p ) said { TAIL ~ mobile stations } on { HEAD ~ aircraft } have a transmission power output which is substantially lower than the transmission power output of a mobile stations on land vehicles
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH