上述代码会获得请求参数以及图像名称、在数据库中查找它并返回所有有关此图像的信息(由管道符|分隔)，正如规范所规定的一样。
This basically grabs the request parameter with the image name, looks it up in the database, and returns all the information about that image, separated by pipes (| s), just like the spec said.
利用这一图像变化特点并结合少量预知参数就可计算获得物体的距离信息。
The distance can be obtained by changes of image and some parameters when the distance changes.
工业CT图像和DR图像缺陷检测的目的，就是为了从图像中定位出工件缺陷的所在，并获得有关缺陷的几何参数等信息。
Defect detection of ICT images and DR images is to locate the defects of workpiece in images and get defects 'geometric parameters information as accurate as possible.
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