33.當主磁場(B0)增為兩倍時,下列何種參數大約也會增為兩倍?
(A)特定吸收比率(SAR)
(B)訊雜比(SNR)
(C)縱向弛豫時間(longitudinal relaxation time)
(D)偏折角(flip angle)
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統計: A(216), B(555), C(135), D(75), E(0) #3380584
統計: A(216), B(555), C(135), D(75), E(0) #3380584