Data for determining a limit value of {HEAD ~ the trace range} of {TAIL ~ a model} are stored in a memory and the stored data are read out therefrom by a processor to calculate the limit value of the trace range 
Data for determining a limit value of { HEAD ~ the trace range } of { TAIL ~ a model } are stored in a memory and the stored data are read out therefrom by a processor to calculate the limit value of the trace range
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL 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