There is noise and defective data on the 3d scanning point cloud. A robust mesh reconstruction algorithm is proposed.

由于3维扫描点云通常存在噪音和缺失数据，提出了一种鲁棒的点云网格重建算法。

The motion pattern of a scanning point is studied in case a fixed laser beam is pointing at a rotating ball with fixed center.

研究了当用固定不动的激光束扫描球心固定的旋转球体时扫描点在球面上的移动模式。

Due to physical limits, a three-dimensional laser scanning can't acquire all the data object, so to scanning point clouds for stitching.

由于物理上的一些限制，一次三维激光扫描不能获取扫描物体的全部数据，因此要对扫描点云进行拼接。

Secondly, the laser propagation rule in the underground air and error influencing factors of scanning point clouds were studied systematically.

第二，研究激光在井下空气中的传播规律及扫描点云数据的误差影响因素。

Photography can be a straight forward process, point and click, with no contact, the method of scanning works in a completely different way.

摄影可以是一个纯粹的过程，只要按下快门而无须任何接触，但扫瞄则是一种全然不同的方式。

With the goal of pre-multi-point, memory, automatic cruise, scanning the region, auxiliary switch control, infrared remote control functions.

具有多点目标预置、记忆、自动巡航、区域扫描、辅助开关控制、红外遥控等功能。

For the laser scanning data of a building fa? Ade, which is featured with huge amount of data and complex point cloud, it is difficult to extract building's feature information.

对于建筑物立面的激光扫描数据来说，具有数据量大，点云复杂等特点，提取建筑物特征信息具有一定难度。

Can be directly connected to the scanning head of the test needle. Not to replace the probe can be scanned simultaneously and point measurements.

可以直接连接在扫描头上的测针。不用进行更换测头就可以同时进行扫描和点测量工作。

Aiming at the design demand and structure character of complex surface tools, a high precision non-touching laser scanning system based on point sampling was studied and developed.

针对复杂型面刀具的设计要求和结构特点，研究开发了一种基于点采集的高精度非接触式激光扫描测量系统。

This paper proposed a novel scanning structure of direct volume ct, which ADAPTS planar scanning and point detecting, called reverse geometry volume ct.

提出了一种新颖的直接体积CT扫描结构，即采用面状扫描与点状探测的倒置扫描结构。

With the method of dynamic focus, the focus point can be located in the coherence gate during the whole depth scanning. So, the lateral resolution keeps constant.

采用了动态聚焦的方法，能使整个扫描过程中，焦点一直落在相干门内，保证横向分辨率是不变的。

By using single point, linear and lateral scanning, the elements composition and distribution in samples can be studied in micrometer scale.

同时利用微束扫描分析可获得样品中元素的点、线、面分布信息。

Sometimes we read quickly, skimming for general ideas or scanning for a specific point.

我们会快速阅读，通过略读把握文章大意，通过扫读（寻读）确定细节信息。

The external factors, including the slope, gloss, roughness, color of the tested surface and the scanning speed, are discussed from the practical point.

并从实际使用角度分析了影响传感器精度的外部因素，其中主要包括被测表面倾斜、表面光泽、粗糙度、颜色以及扫描速度等。

The principle and experimental process to determine the ice point of jet fuel by differential scanning calorimetry (DSC)were introduced.

介绍差示扫描量热法（DSC）测定喷气燃料冰点的原理和实验过程。

This paper discussed the way that sets up the system of deformation correction while making the map digital with scanning, by using point of map margin as reference.

讨论了用扫描法将地图数字化时，以图廓点为参考点建立形变校正系统的问题。

In addition, for the digitization of free surface object, the digitization strategy represents the powerful sampling capability of scanning line point cloud.

另外，对自由曲面的数字化展示了该数字化策略强大的扫描线点云采集能力。

Multi-station scanning of point cloud registration and stitching would be more quickly and efficiently, if the site goes through the fan in a single grid after treatment.

多站扫描点云的配准、拼接，如果在单站点云经过扇形网格法处理后进行，会更快速高效。

Spatial 3d point cloud can be quickly captured on object surface by laser scanning, however its data volume is huge.

三维激光扫描获得的点云数据，其数据量比较大。

Methods By laser scanning apparatus the plaster face model was scanned and the primitive face point data were acquired.

方法通过激光扫描仪对一例单侧眼眶部缺损石膏面部模型进行数据采集。