“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	Lanchester law Lancret Lancret equation Lancret theorem Lanczos Lanczos algorithm Lanczos approximation Lanczos (Arnoldi) process Lanczos method Lanczos process Lanczos sigma-factor Land land land acquisition land administration Land Administration Law of the People's Republic of China land air combined transportation land-air interaction process land-air thermal interaction Land Allocated to Government of the Sui and Tang Dynasties land allocation land and labor tax land-and-tax inspection in the Yanyou era Land Apportionment Act land appraisal

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。