5.若OID為5cm時,下列何種攝影條件得到的影像清晰度最高?
(A)180 cm SID, 2 mm focal spot
(B)180 cm SID, 1 mm focal spot
(C)100 cm SID, 1 mm focal spot
(D)100 cm SID, 0.5 mm focal spot
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統計: A(97), B(1347), C(101), D(716), E(0) #2407406
統計: A(97), B(1347), C(101), D(716), E(0) #2407406