The replacing of mechanic scan with electric scanning one line probes controlled by a computer to realize flaw detection of twin train wheels is introduced.

描述了由计算机控制探头阵列电扫描对列车轮对探伤工作模式，以取代机械扫描方式。

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The conventional mechanical scanning radar is gradually replaced by powerful electric scanning phased array radar in the application as an airborne radar due to its limited scanning speed.

传统的机械扫描雷达由于受其扫描速度的限制，在机载雷达的应用中已逐步被功能强大的电扫描相控阵雷达所取代。

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Methods: the morphology of the resin tags in different groups were analysed with the scanning electric microscope and computer image-processing technique qualitatively and quantitatively.

方法：通过扫描电镜观察并辅以计算机图像处理技术来对不同牙面处理组的树脂突形态进行定性、定量分析。

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Ultimately, doctors hope to use the disease-slowing drugs in conjunction with new brain-scanning methods being tested at General Electric and elsewhere that will detect early signs of amyloid buildup.

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