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1·The basic equations and the polar curve method to solve the initial parameters of shock wave in rock are also developed.

给出了求解岩石冲击波初始参数的基本方程和极曲线方法。

2·The polar equation of non-circular gear pitch curve, calculation method of center distance, formula of pitch curve length, primary circle radius and pressure Angle is given.

给出了非圆齿轮的节曲线极坐标方程，两齿轮中心距的计算方法，节曲线长度、基础圆半径和压力角的计算公式。

3·With the widespread of the range finder and computer, it is advantageous to measure the point location of the curve by the polar coordinates.

随着测距仪，全站仪和计算机的广泛使用，利用极坐标法测设曲线各点点位较为方便。

4·Third, argument-polar radius curve of polar coordinate system whose pole is geometric gravity is formed, and maximum and minimum value points are searched.

然后以重心为极点，对边缘点极坐标化，形成幅角-极径曲线，在该曲线上寻找局部极大极小值点。

5·Based on several comparative methods of surveying and fixing of curve, a new method of polar coordinate to calculating the demarcating data is put forward.

针对导线极坐标法测设路线曲线的方法，提出一套完整的内业图形与数据处理系统的建立方法和步骤。

6·The transition curve is a familiar curve form. And lofting with polar coordinates method can break through localization of deflection Angle method.

缓和曲线是一种常见的曲线形式。使用极坐标法放样可以避免偏角法的局限性。

7·A method of surveying a complete curve in polar coordinate system by only changing instrument position and back viewing point are introduced in this paper.

本文提出了一种仅变换置镜点和后视点坐标而达到置镜任一点极坐标法测设整条曲线的方法。

8·In cartesian coordinates, segments of straight line are used to fit a given curve and in polar coordinates segments of Archimedes helix are used.

提出了在直角坐标系中用多段直线拟合曲线的方法，在极坐标系中用多段阿基米德螺线拟合曲线的方法。

9·Rubidium acid phthalate (RAP) is an ionic organic polar crys-tal. In this paper, the experimental studies of its dielectric property, DCconductivity, P-E curve and transmission are reported.

邻苯二甲酸氢铷(RAP)是一种有机极性离。产型晶体。本文通过实验研究了它在非极性轴方向的介电、DC电导、P - e曲线、光透过率等有关性能。

10·With the extensive application of the electro-optical range finders, the polar coordinate method is used as an easy, rapid and exact method for the curve survey of the high class highways.

随着光电测距仪的广泛使用，极坐标法已逐渐成为高等级公路曲线测设的一种简便、迅速、精确的方法。