本文简要地介绍了胶片分析系统，讨论了引起输入到输出色偏的原因、系统的最优设置及彩色校正方法。
A film analyzing system is briefly introduced in the paper, the reasons for leading to color cast from input to output, optimal setting of the system and color correcting method are discussed.
用三维水箱系统和剂量胶片分析系统分别对医用直线加速器的一些性能参数进行了检测，两者所得结果在3%误差范围内有较好的一致性。
Using the dose film analyzing system and the 3d water tank scanning system to measure some parameter of LINAC in this research, the both obtained results have good coherence in the scope of errors.
最后，我们对基于胶片的放射治疗剂量分析系统进行了实验，给出了重建的剂量分布图。
At last, we do the experiment using the dose analytic system based on film for radiation therapy, and some dose distributions reconstructed images are given.
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