“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	picking picking and choosing approach picking cocoon efficiency picking equipment Picking Herbs on the Mountain Picking Lotus in the River picking maximum term method Picking Mushroom picking-out rate of waste rock Picking the Remaining in Art Garden Picking Unburnt Coal picking up and bundling picking up and stacking machine Picking Wei by Li Tang pickle pickled food pickling Pickpocket pick the ball machine Pick theorem Pick up A jade Bracelet pickup baler pick-up coil pick up machine pick-up reaction

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