{TAIL ~ The X ray CT apparatus} of the tenth aspect can suitably implement {HEAD ~ the image producing method} of the second aspect 
{ TAIL ~ The X ray CT apparatus } of the tenth aspect can suitably implement { HEAD ~ the image producing method } of the second aspect
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH