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棋盘格 的英文

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"棋盘格"怎么读用"棋盘格"造句
英文翻译手机版
  • checkerboard
  • chequer
  • gridiron pattern
例句与用法
  • Checkerboard test chart of transparencies for television
    透射式电视棋盘格测试图
  • The existed research shows that the checkerboard phenomenon is caused by the analytical error of finite element
    已有的研究表明,棋盘格现象是有限元分析误差所致。
  • The existence of checkerboard lattice let the interpretation of the optimal results become difficult , and let the collection of geometric model suitable for processing during post - treatment become very difficult
    棋盘格的存在使优化结果的解释变得困难,后处理时提取适合于加工的几何模型变得非常困难。
  • The phenomenon of checkerboard is a kind of common phenomenon in structural topologic optimization of continuous body of fixed finite element lattice especially when modeling with the first ordered finite element
    摘要棋盘格现象是固定有限元网格的连续体结构在拓扑优化中一种常见的现象,特别是用一阶有限单元建模时。
  • For the sake of avoiding the phenomenon of checkerboard lattice , a kind of filtration technique for the high ordered redistribution of sensitivity was put forward on the basis of filtration technique of sensitivity redistribution in document ( superscript [ 13 ] )
    为了避免棋盘格现象,在文献[ 13 ]的灵敏度再分配的过滤技术基础上,提出了一种灵敏度高阶再分配的过滤技术。
  • To completely avoid producing elements jointed at their corner nodes and checkerboard patterns , which frequently occur when the topology optimization of plane continuum is studied , the theory of topology analysis of plane continuum in topology optimization process and the simple algorithm for programming are studied . according to algebraic topology theory , the boundary of elements and plane continuum are operated as a one - dimensional complex . by use of the adjacency vector in graph theory , the structural topology is described and the topological operation is achieved on a computer . by above , the structural topological feature in the evolutionary process is gained . these methods are effcient and reliable . under topology constraints , according to the results of stress analysis , by deleting elements and moving nodes at the boundary , more satisfactory results can be gained by using a few numbers of elements and iterations . to demonstrate the efficiency of these methods , solutions including some well - known classical problems are presented
    避免目前平面连续体结构拓扑优化过程中经常出现的单元铰接以及“棋盘格”等现象,研究了连续体结构拓扑优化过程的拓扑分析方法,以及在计算机上实现的简便算法.根据代数拓扑理论,单元及连续体的边界作为1 -复形进行运算.利用图论中的邻接向量概念,在计算机上实现了结构的拓扑描述及拓扑运算,得到了结构在拓扑演化过程中的拓扑特性,方法简单、可靠.在一定的拓扑约束下,根据应力分析结果,采用删除单元、单元退化、移动节点等方法,可以用较少单元得到更为满意的结果,提高计算效率.为演示方法的有效性,给出几个包括常见经典问题的解答
  • It applies an interval method to select element in the evolutionary structure optimization method ( eso ) , and recovers or deletes element by the “ birth and dead ” function of element . another method viewed as second order smoothing technique for suppressing the checkerboard patterns has been proposed based on the filtering function ’ s principle . then the above methods are applied to solve a temperature - controlling problem in the steady heat conducting field and a multi - objective topology optimization problem considering multiple load cases and coupled effect
    本文基于ansysparametricdesignlanguage ( apdl ) ,提出渐进结构法中应用区间法进行单元的筛选,通过单元“生死”的功能实现单元的恢复与删除,根据滤波函数法原理提出修改的二阶棋盘格处理方法,并就稳态热传导温度控制问题,考虑热、力耦合的多载荷工况的多目标拓扑优化设计问题进行求解。
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