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对 SPECT的穿透衰减校正装置进行模型和临床实验 ,结果显示穿透衰减校正能有效降低人体对γ射线的衰减影响 ,显著改善深部位置的图像对比度 ,提高诊断准确性。
The penetrating attenuation correction device of SPECT model and clinical experiments showed that penetration attenuation correction can effectively reduce the human body on the γ-ray attenuation, significantly improve the image of the depth of the contrast, improve diagnostic accuracy.