“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	systems with time delay system synthesis system task system temperature system testing system test mode system theory system theory of policy implementation system theory school system thinking method system thrashing system time synchronization system upgrade system utility program system view system-wide information management system with adaptation system with a queue system with complete connections system with constant coefficients system with convergence system with exterior multiplication system with randomness system with time lags system with waiting

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