39 下列何者不是閃爍計數器(scintillation counter)的系統元件?
(A)碘化鈉(鉈)晶體
(B)定位電路(positioning circuit)
(C)光電倍增管(photomultiplier tube)
(D)脈高分析儀(pulse height analyzer)
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統計: A(10), B(134), C(11), D(29), E(0) #1097488
統計: A(10), B(134), C(11), D(29), E(0) #1097488