The ratio of movement of the stylus to the cutter is established by the linkages in accordance with the ratio of radiation absorption of the compensating material to {HEAD ~ the radiation absorption} of {TAIL ~ human tissue} 
The ratio of movement of the stylus to the cutter is established by the linkages in accordance with the ratio of radiation absorption of the compensating material to { HEAD ~ the radiation absorption } of { TAIL ~ human tissue }
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 HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL