41.為了引發磁振造影訊號,橫軸磁化向量(magnetization)必須與射頻接受線圈呈現何種角度為佳?
(A)0
°
(B)45°
(C)90°
(D)180°
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統計: A(185), B(69), C(2163), D(207), E(0) #1838249
統計: A(185), B(69), C(2163), D(207), E(0) #1838249