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