selection window display means for causing {HEAD ~ a selection window} to be displayed on {TAIL ~ the display}, the selection window being used for selection of one desired measurement type among a plurality of measurement types 
to be displayed on
selection window display means for causing { HEAD ~ a selection window } to be displayed on { TAIL ~ the display } , the selection window being used for selection of one desired measurement type among a plurality of measurement types
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL 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