9.下列那一種CT,會因單一偵測器故障產生環狀假影(ring artifact)?
(A)rotate / rotate, fan beam
(B)rotate / stationary, fan beam
(C)translate / rotate, fan beam
(D)translate / rotate, pencil beam
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統計: A(1777), B(147), C(124), D(10), E(0) #1150728
統計: A(1777), B(147), C(124), D(10), E(0) #1150728