The gas porosity of section plane was characterized with scanning electron microscopy (SEM).
用扫描电镜(SEM)表征了材料剖面气孔的形态结构。
D figure information of any section was also attained after spatial mapping transformation between CCD image plane and light-section plane.
经过CCD摄像机像面和光切平面之间的空间映射变换及图象处理后，可一次获得被测物的某一个截面的二维轮廓信息。
Using 2D series section images acquired by the system, the true color 3D reconstructions of the surface and any section plane have been achieved.
以本系统获得的二维断层图像为原始数据，利用自行设计三维重建软件，得到了真彩的表面重建和任意切面重建结果。
Fracture fluid is characterized by a strong ability to suspend proppant and to be able to have a better fracture section plane and effectively fracture length.
它具有携砂能力强以及能获得更好的裂缝铺置剖面和有效裂缝长度的优良特性。
Finally, scale space analysis method is used to refine each point in the coarse centerline in its cross-section plane. Thus, an accurate centerline is obtained.
最后，对该中心路径上的每一点，利用尺度空间分析法在其所在的管腔横截面内进行修正，最终得到一条精确的中心路径。
According to the geometrical data of a three-dimensional model, finish machining strategy with section plane method is adopted on the basis of the offset surface.
根据三维造型数据，采用基于等距面的截平面法进行精加工。
According to the geometrical data of a three-dimensional model, finish machining strategy with section plane method is adopted on the basis of the offset surface.
根据三维造型数据，采用基于等距面的截平面法进行精加工。
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