measuring the transfer data at the predetermined transfer position again, for a guided vehicle which needs measurement of the machine difference data again, to newly determine {HEAD ~ machine difference data} to update {TAIL ~ the transfer data} at each of the transfer positions 
measuring the transfer data at the predetermined transfer position again , for a guided vehicle which needs measurement of the machine difference data again , to newly determine { HEAD ~ machine difference data } to update { TAIL ~ the transfer data } at each of the transfer positions
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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH