3.電腦放射攝影(computed radiography)系統的讀取裝置(reader)中,那一項組件的功能在控
制雷射射束的口徑大小?
(A)rotating polygon mirror
(B)beam shaping
(C)optical filter
(D)light-collecting optics
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統計: A(62), B(735), C(80), D(113), E(0) #1051042
統計: A(62), B(735), C(80), D(113), E(0) #1051042