76.下列何種放射性同位素(1 mCi活度)之輻射可藉約10 mm壓克力板有效阻擋?
(A)68Ga
(B)111In
(C)89Sr
(D)123I
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統計: A(313), B(255), C(1712), D(424), E(0) #2038583
統計: A(313), B(255), C(1712), D(424), E(0) #2038583