针对组合形状零件几何尺寸测量中的关键问题—轮廓识别，提出了一种基于弧长的轮廓特征点提取的方法。
An approach to extract feature points on the boundary based on length of arc is proposed in view of the key problem of measuring composite-shape parts.
介绍CA8020型双踪示波器的常见故障现象及其产生的原因，给出了关键点测量数据和故障处理方法。
The article introduces some common fault phenomena of the CA8020 type double oscillograph working and the reasons which cause them provides the measurement of the key and the methods of repair.
测量点集网格拓扑重建是曲面重建的关键技术之一。
Mesh topology reconstruction is one of the key technologies of surface reconstruction.
测区的控制测量及与国家三角点的连测方法，成为影响工作进度、保证测量精度的关键。
The method of connecting observation between conventional control points and National Triangulation Station would affect the working process and mapping precision.
然后，深入研究了在线测量与质量评估的关键技术，主要包括：测点的规划及测量轨迹自动生成。
Secondly, key technologies of online measuring and quality evaluating for the large complex surface have been studied as following. The measure-trajectory was planned.
大型工件内外径测量点的瞄准和定位是大直径测量中的一个关键技术，也是国内外未能很好解决的测量问题。
The aiming and positioning of measured points in diameter measurement of a large-scale workpiece is a key technology. It is a difficult measurement problem, which has not been solved.
本文采用图像测量的方法，通过测量其关键点位，对其精度进行分析。
In this paper, the method of image measurement is used by measuring its key points to analyze its accuracy.
探讨了摄像机标定、激光平面标定、被测物体点三维坐标计算及多视角测量数据融合等关键技术。
Some key technologies are discussed such as video cameral calibrating, laser plane calibrating 3-D coordinate computing of measured object and data fusion of multiple view measurement.
本文系统研究了立体视觉三维测量中摄像机定标、特征点的提取与匹配、图像处理和三维计算等关键技术。
The key problems such as cameral calibration, characteristics obtaining and matching, image processing and 3D information calculation etc.
本文系统研究了立体视觉三维测量中摄像机定标、特征点的提取与匹配、图像处理和三维计算等关键技术。
The key problems such as cameral calibration, characteristics obtaining and matching, image processing and 3D information calculation etc.
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