激光3D扫描技术一般都是透过三角测距（Triangulation）的方式来3D扫描物件，当物质转动时，激光3D扫描仪会投射一道激光线到物件的表面上，从而获取到物件的立体数据。
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... 纯量变量范围 range of scalar variable 三角测距 range of triangle 范围查询 range query ...
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... 三角剖分 triangulation 三角测距 triangulation ranging 支流电路 tributary ...
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激光三角测距 laser triangulation measurement
三角测量法距离感测器 Triangulation Distance Meters
接采用测距三角法 trigonometric measurement of the distance
测距三角高程 range trigonometric leveling
光电测距三角高程测量 the EDM trigonometric leveling
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在以CCD作为探测器的激光三角测距系统中，测距精度主要取决于激光光斑在CCD上成像的定位准确性。
The accuracy of laser triangulation measurement system with CCD as detector mainly depends on the location of the image-spot on the surface of CCD.
在分析三角波调制的线性调频信号的基础上，提出了用DDR技术消除速度对测距的影响方法。
On the bases of analyzing triangle wave form modulated LFM, the method of using DDR (Dual Channel Directional Doppler range) technique to eliminate the influence of speed to range is presented.
采用测距三角高程法进行跨河水准测量，可以不量取仪器高，但观测值中有两类不同的观测量。
When completed river crossing leveling by means of trigonometric leveling with distance measurement, there are two types of observed values.
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