“external radiation protection”的概念、定义、翻译、参考文献-科学参考

单词	external radiation protection
释义	external radiation protection Encyclopedia 医学辐射防护三原则释 external radiation protection外照射防护尽量减少或避免体外放射源发射的电离辐射人体的照射，使所受照射不超过国家规定的剂量限值的措施。
随便看	Group 47 Group 4 element Group 5 element Group 6 element Group 7 element Group 8 element Group 9 element group acting freely group action group additivity method group algebra group all-around Group A streptococci infection group automaton group automorphism group average group average method group axiom group behavior approach group behavior evolution group block group-bounded community group B streptococci infection group B streptpcoccus group buying

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。