The image of laser marking divides into bitmap and vectorgraph.
激光打标的图像分为位图和矢量图。
This paper deals with the error estimate in the data conversion, offers calculating formulas and validate the estimate by GIS vectorgraph at Guizhou Power Company.
探讨了失栅转化过程中图像质量的两种误差估计方法，给出了计算公式，同时用贵州电力地理信息系统中的矢量图进行验证。
The study proves that the method from gray picture to black and white picture, vectorgraph, and at last rebuilding the 3D mold is feasible and practicable in the reverse engineering field.
研究证明从灰度位图图像到黑白位图图像、矢量图像，最后实现三维重建的方法在反求工程上的可行性和实用性。
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