方法对慢性非细菌性前列腺炎患者和正常对照组均行常规尿动力学检测，观察比较相关参数。

Methods Patients with chronic nonbacterial prostatitis and contrast group were both examined by urodynamic technique, and related index was analyzed comparatively.

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为计算地面上具有高程的两点间的大地距离，构造了一个过两已知点的新椭球，确定出了新椭球的有关参数，在此基础上给出了计算大地距离的非迭代法和大椭圆法，并与传统方法进行了精度比较。

In order to calculate the geodetic distance of two points that are far from the refernced ellipsoid, a new ellipsoid which passes the two points is constructed, then its parameters are determined.

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核回归方法是比较常用的一种非参数估计方法。

The kernel regression method now is the most popular non-parametric estimation method.

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