At present, the methodofpolarcoordinates 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。
2
The computation of natural convection in the annulus between horizontal concentric cylinders using spectral element method in polarcoordinates 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。
3
Firstly, the expressions of free vibration of moderately thick plates in polarcoordinates are derived and the general solutions are obtained by the means ofmethod of separation of variables.