当量剂量的单位希沃特(Sv)与雷姆(rem)的关系是
A.1Sv=10(-1次方)rem
B.1Sv=10(-2次方)rem
C.1Sv=10(-3次方)rem
D.1Sv=10rem
E.1Sv=10(2次方)rem
正确答案是E