In this paper, the method of dividing circle rotating magnetic field into polygonal step magnetic field and the step orientation characteristic of space rotating vectors are researched.

本文研究了由圆形旋转磁场离散为多边形步进磁场的离散方法和空间旋转矢量的步进定位特性。

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Based on the method of rotation and movement matrices dividing region survey data was united into the same field, it was smoothed and integrated to the whole.

采用旋转矩阵和平移矩阵的方法使分块测量数据统一到同一个视场下，最后匀化、拼接成为一个整体。

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The paper expatiated it on the basis of different algorithms in this field by dividing them into two categories named as feature point method and amplitude characteristic ratios method.

本文综述了采用示波原理间接测量血压方法的研究进展，并介绍了波形特征法和幅度系数法两类血压判别方法的基本原理，对影响其测量精度的因素进行了分析。

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