A.0.1%B.0.5%C.1%D.2%
A.+0.20μGy/h-1B.+0.25μGy/h-1C.+0.35μGy/h-1D.+0.45μGy/h-1
A.≥6.35mm/aB.≥5.35mm/aC.≥7.35mm/a