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1·The initial research results of measurement principle, signal collection and characteristic parameter extr...

本文对检测的基本原理、信号采集与特征参数提取等初步研究情况做了介绍。

2·Test results show that the new method is not only able to extract all the terrain structure lines in the area, but also able to extr...

实验结果表明，该方法不仅能有效地确定区域地形的分水线和合水线，而且还可用于提取某些特定的地形构造线。

3·In this paper, over the analysis of forming mode selection and forming process of spline tube, the pressure analysis and calculating method during extr...

本文通过对花键筒的成形方式选择和成形过程分析得出对不规则截面管件挤压变形过程中力的分析和计算方法。