3.在CR裝置中,下列何者被作為活化體(activator)使用,並負責儲存PSL(photostimulable luminescence)?
(A)Ba
(B)F
(C)Eu
(D)Br
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統計: A(107), B(23), C(2171), D(285), E(0) #2039440
統計: A(107), B(23), C(2171), D(285), E(0) #2039440