The paper analytically discusses two factors, the spectrum of photon and the scattered radiation by the detector, which affect the attenuation efficient of the object in flash X-ray radiography.
研究闪光照相中影响材料有效吸收系数的两个主要因素，即X光的能谱效应和散射影响。
A computerize system for testing the geometrical performance of grids are developed for fast and precisely controlling medical X-ray grid ability for absorbing scattered ray and its utility effect.
为快速、准确地检测X线滤线栅的对散射X线的吸收能力和使用效果，研制了游线材几何性能测试系统。
A computerize system for testing the geometrical performance of grids are developed for fast and precisely controlling medical X-ray grid ability for absorbing scattered ray and its utility effect.
为快速、准确地检测X线滤线栅的对散射X线的吸收能力和使用效果，研制了游线材几何性能测试系统。
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