“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	neuroticism Neuroticism-Extroversion-Openness Personality Inventory neurotoxicity neurotoxic shellfish poisoning neurotoxin neurotransmitter neurotransmitter coexistence neurotransmitter transporter neurotrophic factor neurovascular unit neurula neurula stage neurulation Neustadt Neustadt International Prize for Literature neuston neuter flower neutral neutral absorbent neutral aluminium air cell neutral atmosphere neutral atom neutralator neutral balance neutral beam current drive

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