“primary standard of exposure”的概念、定义、翻译、参考文献-科学参考

单词	primary standard of exposure
释义	primary standard of exposure Encyclopedia 工学照射量基准释 primary standard of exposure照射量基准复现X射线（5～300千伏）和γ射线（137Cs, 60Co）照射量量值，用于标准和工作级计量器具的量值传递。
随便看	minimal pair minimal parabolic subalgebra minimal parabolic subgroup minimal path set minimal period minimal point minimal polynomial minimal polynomial of a matrix minimal positive period minimal predicate calculus minimal prime divisor minimal prime ideal minimal principle minimal process minimal projection minimal projective presentation minimal projective resolution minimal property minimal propositional calculus minimal protection minimal quasiprimitive class minimal quasi-variety minimal rambling set minimal realization minimal representation

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。