19.Total scatter factor(
)與collimator scatter factor(
)及phantom scatter factor(
)的關係為下列何者?
(A)
(B)
(C)
(D)
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統計: A(1940), B(118), C(13), D(5), E(0) #2866917
統計: A(1940), B(118), C(13), D(5), E(0) #2866917