13.多少的X射線管電壓(kV),將導致血管中含碘顯影劑在影像有較清晰的對比?
(A)55
(B)80
(C)100
(D)110
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統計: A(319), B(1307), C(180), D(196), E(0) #2868081
統計: A(319), B(1307), C(180), D(196), E(0) #2868081