23.若X光乳房攝影(mammography)使用片匣（cassette)當作影像接收器(imagereceptor)時，下列何者為目前一般片匣內的組合？
(A)單層感光乳劑底片（single emulsion film)搭配2個螢光增感屏(intensifying screen)
(B)雙層感光乳劑底片（double emulsion film)搭配2個螢光增感屏(intensifying screen)
(C)雙層感光乳劑底片（double emulsion film)搭配一個螢光增感屏（intensifying screen)
(D)單層感光乳劑底片（single emulsion film)搭配一個螢光增感屏(intensifying screen)

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統計： A(219), B(74), C(258), D(1403), E(0) #2407842