2. On the basis of phantom experiments, patient doses from radiography at different tube voltages were estimated, and effect of elevated tube voltages on quality of film image was studied.
作者以体模实验为基础，测定了不同管电压拍摄胸片时的病人剂量，考察了提高管电压对胶片影像质量的影响。
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3. The patient carries on the ct inspection in the course, carries on the contrastive analysis to the ct image, the understanding different time phantom change characteristic.
病人在病程中进行CT检查，对CT图像进行对比分析，了解不同时期影像变化特点。
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4. The reconstructed image values are also compared with the original data of the phantom.
文中对重组图象的质量与模型原数据也进行了比较。
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5. Since in the 20th century, along with network media and the electronic technology swiftly development, phantom manufacture and image dissemination technology maturity.
20世纪以来，随着网络媒体、电子科技的飞速发展，影像制作和图像传播技术的成熟。
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6. The MRI image′s uniformity means the uniform distribution of the MRI image. It describes the reproduction of certain area of a phantom with MRI system.
图像均匀度指的是图像的均匀程度，它描述了MRI系统对体模内同一物质区域的再现能力。
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7. The image error possibly from ct image artifact was analyzed after scanning a self made phantom by ct.
对自制模体行ct扫描，分析CT图像伪影可能引起的图像误差。
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8. The image error possibly from ct image artifact was analyzed after scanning a self made phantom by ct.
