47. 入射輻射經過一個什一值層(TVL)厚度的屏蔽，穿透的輻射量為多少？(A) 10% (B) 37% (C) 50% (D) 90%

問題詳情

47. 入射輻射經過一個什一值層(TVL)厚度的屏蔽，穿透的輻射量為多少？
(A) 10%
(B) 37%
(C) 50%
(D) 90%

參考答案

答案：A
難度：簡單0.772727
統計：A(17),B(1),C(0),D(4),E(0)

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