30.一物質之CT number為-100 HU,此物質最可能為下列何者?
(A)water
(B)fat
(C)gray matter
(D)white matter
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統計: A(9), B(535), C(18), D(12), E(0) #3492018
統計: A(9), B(535), C(18), D(12), E(0) #3492018