Moreover, the sample's thermal diffusivity is measured by MPR radial scanning methods. Experimental results are satisfactory.

同时，我们利用MPR径向扫描法测量了块状样品的热扩散率，得到了较好的实验结果。

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Applying the radial section scanning method based on gray centroid, the image edges are tested with a sub-pixel precision.

采用基于灰度质心法的径向截面扫描法对图像边缘进行亚像素级检测；

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In the paper, aiming at the structural characteristic and measuring requirement of bomb core, the laser scanning principle is adopted to measure several radial dimensions.

本文针对弹芯径向尺寸的结构特点和检测要求，采用激光扫描原理对其多个径向尺寸进行了检测。

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