“half-value layer”的概念、定义、翻译、参考文献-科学参考

单词	half-value layer
释义	half-value layer Encyclopedia 工学半值层释 half-value layer半值层将某种特定屏蔽材料置于给定射线的路径上，可以将辐射场的强度减少到原来的一半的屏蔽层厚度。又称半减弱厚度。 Chemistry ＞放射化学与辐射化学＞辐射化学＞释义 half thickness; half-value layer (HVL)半厚度＞放射化学与辐射化学＞辐射化学＞释义 half-value layer (HVL)半值层
随便看	bi-directional thyristor bidirectional timing bidirectional Turing machine bidisc bi disease Bidong Sect of Taoism bid opening bid price bid rent curve bid rent theory bidual bidual space Bidu Sayao bid winning price Bieberbach Bieberbach conjecture Bieberbach-Eilenberg function Bieberbach inequality Bieberbach polynomial Biedenharn Elliott identity Biedenharn-Elliott identity Biedermeier style biejiajian pill Biela crater Biela's comet

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