然后用一束激光来测量这个摆动的位移，并由此生成一系列此样本的二维影像，再由这个生成其三维影像。
That displacement is measured with a laser beam to create a series of 2-d images of the sample, which are combined to generate a 3-d image.
文中介绍了光电二维自动检测仪的测量原理和系统构成，包括激光扫描系统、光栅位移检测闭环控制系统。
The paper has introduced the theory of measurement and whole constitute of the system including laser scan inspection system and grating displacement closed loop inspection system.
本文研究了一种利用激光位移传感器测量工件上点的二维坐标，从而实现物体形状的高精度测量。
In this paper, a laser displacement sensor measures the workpiece points on two-dimensional and achieves the object shape high-precision measurement.
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