31以MRI檢查脊椎時，下列何種波序(pulsesequence)可呈現像脊髓腔攝影(myelography)的效果？
(A)T1-weighted
(B)T2-weighted
(C)protondensityweighted
(D)inversionrecovery

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統計： A(4), B(14), C(0), D(6), E(0) #2948416