CT扫描器包括一个不是特别窄的移动检测床，它可以将人慢慢地拖行至一个环形通道，其形状就像是一个巨大的甜甜圈。
The CT scanner consists of a moving couch, not particularly narrow, that slowly moves a person through a hoop that has a shape of a very large donut.
在显微物镜的成象光路中，增加一块振荡反射镜，使被测线宽的放大象相对窄缝扫描，将光学边界信息转变为梯形电脉冲。
Bying adding an oscillator mirror in the imaging path, thus the enlarged image will be scanned by the narrower slit, and the optical boundary information is converted into gradient electrical pulse.
高能X射线工业CT机的图像重建属窄角扇束扫描方式下的图像重建。
The image reconstruction of industrial X-CT belongs to image reconstruction with narrow fan-beam scan mode.
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