51 最適合小器官的準直儀(collimator)為?
(A) parallel hole collimator
(B) converging collimator
(C) diverging collimator
(D) pinhole collimator
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統計: A(4), B(3), C(0), D(22), E(0) #2907576
統計: A(4), B(3), C(0), D(22), E(0) #2907576