問題詳情

45 設d代表深度,dm代表最大劑量深度,f1與f2代表不同SSD,則Mayneord F factor為:
(A)F=
(B)F = (f2+dm)/(f1+d)
(C)F = 0.5×((f2+dm)/(f1+d))
(D)F = 2×((f1+d)/(f2+dm))

參考答案

答案:A
難度:簡單0.863636
統計:A(19),B(1),C(2),D(0),E(0)

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