{HEAD ~ Computer} 26 may also receive signals from {TAIL ~ one or more fluid temperature sensors} 40 and one or more fluid compressibility sensors 42 
{ HEAD ~ Computer } 26 may also receive signals from { TAIL ~ one or more fluid temperature sensors } 40 and one or more fluid compressibility sensors 42
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH