阿摩線上測驗
70.下列何者為系統靈敏度(system sensitivity)的單位表示？
(A)minutes/(counts•μCi)
(B) μCi /(minutes.counts)
(C)counts/(minutes•μCi)
(D)(counts•μCi)/minutes
答案：登入後查看
統計： A(43), B(356), C(1258), D(382), E(0) #2407889
統計： A(43), B(356), C(1258), D(382), E(0) #2407889
