“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	critical bifurcation critical blowdown ratio critical book review critical bound critical branching process Critical Care Medicine，Intensive Care Medicine critical case critical cavitation Critical chain Critical Chain Method critical charge radius critical coagulation concentration critical coefficient critical concentration critical concentration of plant nutrients critical condition critical constant critical cultural theory critical current critical current of type two superconductor critical damping critical [damping] resistance critical damping resistance critical degree of saturation critical density

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