三维的

Furthermore, the reconstituted model of planar enveloping hourglass meshing surface is established in the light of the research of 3D surface reconstituted algorithm, and 3D error of the real planar enveloping hourglass meshing surface is derived accordingly.

利用计算机处理技术，提出了测头半径补偿的算法，进行了三维型面重构算法的研究，建立平面包络环面啮合型面重构模型，在此基础上获取了平面包络环面啮合型面三维误差。

D laser scan system is important one of r ev erse engineering, it is a compositive system,including numerical control,laser ,CAD/CAM,precise mechanism,computer,image collection and image processing.

三维激光扫描系统是反求工程的重要组成部分，是集数控、激光、CAD/CAM、精密机械、计算机图像采集与处理为一体的集成系统，它主要由运动控制、图像采集、图像处理、三维重构等几大部分组成。

The Filmdom 3D Color Scanner is the instrument of rebuilding cubic and color pattern of scanned object.

影视型三维彩色扫描仪是获得被扫描物体立体的三维彩色立体模型的装置。

Methods By using helical CT to scan a dental stone cast and capture a series digital sliced radiographs of it .

第二部分牙颌模型三维CT扫描测量分析系统的建立和研究目的建立计算机辅助的牙颌模型三维CT扫描测量分析系统并研究其可靠性。

Without complex 3D reconstruction processes, the implementation of the pointing system is based on image analysis, homography, and 3D geometry.

此系统避开以往复杂的三维重建方式，改以影像分析技术，平面投影转换及三维几何等数学理论，作为系统实作的基础。

Evaluation of three-dimensional surface roughness need to measure the three-dimensional coordinates of the points in the surface assessment region, the horizontal coordinates (x-coordinate), vertical coordinate (y-coordinate) and elevation data (z-coordinate).

三维表面粗糙度的评定需要测量出表面评定区域内各点的三维坐标，即横向坐标、纵向坐标和高度数据。

Methods MRCP were performed in 66 cases using a heavy T2 weighted MR hydrography technique, the images were post-processed by three dimensional maximum intensity projection and three dimensional surface shaded display Results The accuracy of MRCP for evaluating this disease was 100%, and for the cause of disease was 86.6%.

采用重T2加权MR水成像技术对66例患者行MRCP检查，图像经三维最大信号强度投影及三维表面遮蔽显示技术后处理。结果：水成像定位诊断率达100%，定位诊断率为86.6%，此技术可清楚显示胰胆管的形态，显示各种胆道疾病的异常改变，诊断正确性高。

The related works have not been reported within our country till now.A project that using the solid immersion lens to focus the femtosecond laser pulses in three-dimensional optical data storage is first proposed.

在SIL飞秒三维光存储方面，首次提出将SIL用于飞秒激光三维光存储的方案，模拟了SIL离焦量与实际聚焦在介质内焦点位置及系统数值孔径大小的关系。

Data structure used for interactive design of 3D box CAD and pickup methods of three level objects in plane,line in a plane,and point in a plane were introduced. The interactive 3D paper box CAD system was developed.

给出满足三维包装纸盒交互设计的数据结构和对于面、面内线段、面内点3个层次对象的拾取方法，并开发了交互式三维包装纸盒CAD系统。

By this way, with the function of dynamic concision, VRML browser can offer better windows of man-computer interaction in real time environment than before.

利用VRML建模进行医学脏器三维重建并结合JavaScript对三维模型进行动态切割，在成像质量和实时交互性等方面具有一定的优越性，有较大的临床实际应用价值。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。