双五 meaning in English
tapered penta cut&
Examples
- Breeding of zhongshuang no . 5 , a double - low rapeseed cultivar with high yield
高产双低油菜新品种中双五号的选育 - Detail specification for electronic component . semiconductor integrated circuit - type cd 7666 gp dual 5 led level display drivers
电子元器件详细规范.半导体集成电路cd 7666 gp型双五点led电平显示驱动器 - Nurbs surfaces with single interior knots are simple and used widely . the thesis main aims at biuquartic , biquintic , k x fc - degree b - spline surfaces and bicubic nurbs with single interior knots . one of the contributions is to apply knot refinement and the geometric continuous conditions of bezier surfaces to deduce the geometric continuous constraints of nurbs patches and obtain the intrinsic equations of common boundary curves , where the intrinsic equations are the special phenomena of nurbs surfaces
节点向量是内部单节点的nurbs曲面是最简单也是最常用的，本文重点针对单节点的双四次、双五次和双k次b样条曲面及双三次nurbs曲面，运用节点插入技术和b zier曲面的几何连续理论成果，导出了它们之间的几何光滑拼接条件，同时得到了公共边界曲线所必须满足的本征方程，其中本征方程是nurbs曲面所独有的现象。 - Changchun : first automotive works corp , china s biggest vehicle producer , announced yesterday its sales exceeded 1 million units so far this year . the state - owned company , based in changchun , capital of northeast china s jilin province , became the first chinese automaker to hit the 1 - million sales mark in one year
日前，国家统计局国家企业调查总队近日公布的2003年全国年营业收入和资产总计均在5亿元以上的大企业集团资料显示，宇通企业集团居全国“双五亿”大企业集团368位，较2002年位次前移48位。 - The elastic foundation model is considered as two - parameter elastic foundation model and its effect to moderate - thick plates are taken into account by a set of governing differential equations . united with hu hai - chang ’ s function , least squares collocation weighted residual method which uses b - spline function as trial function is put forward for solving the bending problems . compare with the results of finite element method of lines , spline finite strip method , accurate solution of series etc . it is proved that the method in this article has adequate accuracy and practical feasibility
本文采用瑞斯纳中厚板理论求解弹性地基板,建立双参数地基与中厚板相互作用的控制微分方程,结合胡海昌的解耦函数,运用双五次b样条函数作为试函数的离散型最小二乘加权残值法分析了双参数地基上的中厚板的弯曲问题,并将结果与有限元线法、有限条法、级数精确解等进行比较,证明本文方法具有足够的精确性与实际的可行性。