“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	small-angle X-ray scattering small-angle X-ray scattering, SAX small angle X-ray scattering (SAXS) small animal nuclear medical imaging small animals living imaging small aperture small area analysis by X-ray photoelectron spectroscopy small area analysis by Xray photoelectron spectroscopy small area estimation small artery small Asian mongoose Small Astronomical Satellite Small Astronomical Satellites 3 small branded swift small cancellation group small canonical ensemble small category small celestial body attachment small celestial body reorientation small cell lung cancer small centipeda small circle small circle girdle small circle radius of leading edge and trailing edge small city within larger one

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。