The geometric error of axial image reconstruction increases with the increase of CT scan slice thickness, due to CT partial volume effect.
重建CT图像的前后方向的几何误差是随着扫描层厚增加而增加，主要是由于CT扫描的部分容积效应影响。
Scan parameters such as NEX, scan matrix and slice thickness were altered.
改变的扫描参数有nex、扫描矩阵和层厚。
Scan parameters such as NEX, scan matrix and slice thickness were altered.
改变的扫描参数有nex、扫描矩阵和层厚。
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