In order to improve the contrast of reconstruction images for the materials which their elements absorbanceindex are very close, the technique of diffraction enhanced SR-CT is developed.
针对吸收系数相近的多组分材料，吸收成像无法分辨的情形，提出了衍射增强SR - CT方法。
2
Main Outcome Measures Absorbance and apoptosis index.
主要指标吸光度，凋亡指数。
3
Low shrinkage, low optical absorbance, low refractive index adhesive composition.