At present, the method of polar coordinates has become an easy, fast and accurate way in midline measure of road and measure in bridge construction.
目前，极坐标法放样已成为道路中线侧设和桥梁施工测量的一种简便、迅速、精确的方法。
The computation of natural convection in the annulus between horizontal concentric cylinders using spectral element method in polar coordinates is presented in this paper.
提出了将谱元方法应用到极坐标系下，利用极坐标系下的谱元方法求解环形空间内自然对流问题。
Firstly, the expressions of free vibration of moderately thick plates in polar coordinates are derived and the general solutions are obtained by the means of method of separation of variables.
首先，导出了用极坐标系描述的中厚板自由振动板的微分方程，用分离变量法求得其一般解。
Scattering of flexural waves by multiple cutouts and dynamic stress concentration in the thin plates were investigated in terms of the complex variable function method and multi-polar coordinates.
采用复变函数法和多极坐标方法，研究了弯曲波对含有多圆孔薄板的散射问题。
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。
The paper introduces the method and application procedure for the accurate measurement on highway cross-section by use of infrared ray instrument based on the principal of polar coordinates.
介绍一种根据极坐标原理和利用红外仪精确测量公路横断面的方法及实施步骤。
And lofting with polar coordinates method can break through localization of deflection Angle method.
使用极坐标法放样可以避免偏角法的局限性。
This paper puts forward a method of target recognition based on multi-feature integration and polar coordinates transformation.
提出一种基于多特征融合和极坐标变换的目标识别方法。
A new method is proposed to analyse the motion of plane mechanism by means of complex polar coordinates vector method.
提出用复数-极坐标矢量法(简称复矢量法)来分析平面机构的运动。
The development of spectral method on elliptical and hyperbolic problems is summarized, and spectral method under sphere coordinates and polar coordinates is touched too.
总结了谱方法椭圆问题与双曲问题中的研究进展 ；论述了球面坐标和极坐标下的谱方法 ；
The development of spectral method on elliptical and hyperbolic problems is summarized, and spectral method under sphere coordinates and polar coordinates is touched too.
总结了谱方法椭圆问题与双曲问题中的研究进展 ；论述了球面坐标和极坐标下的谱方法 ；
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