3.下列那一種補償濾器(compensating filters)常應用於胸腔攝影以改變X光的強度並使得軟片上的照射更佳均勻?
(A)K-edge filter
(B)Trough filter
(C)Bow-tie filter
(D)Conic filter
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統計: A(274), B(922), C(318), D(20), E(0) #1042623
統計: A(274), B(922), C(318), D(20), E(0) #1042623