77.下列何項儀器元件名稱,不會出現在臨床 PET/CT 儀器系統內? (A)光電倍增管(photomultiplier tubes) (B)碘化鈉晶體(NaI crystal) (C)互毀偶合偵檢線路(annihilation coincidence detection circuit) (D)脈高分析儀(pulse height analyzer)