問題詳情
15.在空氣中某一點的光子的能量通量為 
，若該點以介質取代，則在介質中該點的光子的能量通量為 
。若兩者均達到電子平衡的狀態，則在介質中某一點的吸收劑量 
與在空氣中該點的吸收劑量 
的比值為何？
(A)
(B)
(C)
(D)
，若該點以介質取代，則在介質中該點的光子的能量通量為 。若兩者均達到電子平衡的狀態，則在介質中某一點的吸收劑量 與在空氣中該點的吸收劑量 的比值為何？(A)
(B)
(C)
(D)
參考答案
答案：B
難度：適中0.454545
統計：A(6),B(20),C(8),D(2),E(0)
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