46 磁振造影過程中之噪音是由何系統所引起的?
(A)主磁場(main magnetic field)線圈
(B)磁梯度(gradient)線圈
(C) RF(radio-frequency)線圈
(D)勻稱線圈(shim coil)

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統計: A(4), B(246), C(32), D(0), E(0) #1114731