structural element

A new algorithm in which the defined hit miss transform is reformulated by a grayscale erosion of the image with a grayscale structural element of three levels is developed.

根据击中击不中运算的定义提出基于光学单通道相关器的灰度腐蚀的概念，证明了图像对具有三个灰度级的结构核的腐蚀操作等价于击中击不中形态学操作；

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Once the internal failure of any structural element, may lead to unstable operation of equipment, or even the possibility of paralysis of the entire device. This will not only cause huge economic losses, severe personal safety will be endangered.

一旦其内部任何组成部分出现故障，都有可能导致整个系统运行不稳定，甚至系统瘫痪的可能性，这不仅会造成巨大的经济损失，严重时还会危及到人身安全。

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According to the wall testing process, we put finite element numerical simulation on the cavity wall which is set the ring beam but without structural concrete column, using discrete model to analysis the principal stress, cracks distribution and displacement of the wall.

参照墙体试验过程，对设置圈梁但无混凝土构造柱的空斗墙体进行有限元数值模拟，采用分离式模型对墙体的主应力、裂缝分布与墙顶位移变化进行分析。

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An element bonding parameter topological index HLA is proposed based on topological principle and valence shell electron structural character.

基于元素键参数拓扑指数原理以及镧系元素价层电子结构特征构建了一种新的拓扑指数HLA。

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In this paper, Parameter Variable technique is used to establish finite element model for trailer frame of 60 ton heavy transport truck, and 10-Node Tetrahedral Structural Solid elements are used for FEM mesh, which greatly improves building efficiency, revisability and of model than tradition methods.

采用参数化建模方法建立了60t重型半挂车车架有限元模型，采用曲棱四面体等参单元比传统方法提高了建模效率和可修改性以及计算精度。

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Firstly, the paper established the finite element model of different thickness TWB and divided the geometric model into non-uniform finite element mesh combining the structural characteristics of TWB. the plasma arc heating zone and heat-affected zone were also considered.

首先结合拼焊板的结构特点以及等离子体弧加热区与热影响区尺寸，建立差厚拼焊板的有限元模型并划分不均匀的有限元网格。

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Also, this paper studies the amendable methods of dynamic numeration model, and bring forward that optimized method can revise finite element model, while validating the construed results of structural mode is almost equal to true values.

本文研究了各种动力计算模型的修正方法，针对有限元程序，提出了用优化的方法实现结构动力有限元模型的修改，通过算例验证，结构模态分析结果更接近于实测值。

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The safe index of design performance is defined as the negative natural logarithm of structural failure probability in this paper. The safe grade of design performance is got by calculating the one-order partial derivative of the structural failure probability to the reliable indication of every structural element.

定义结构失效概率的自然对数的负值为设计性能安全指数，通过计算结构失效概率对各构件可靠指标的一阶偏导数的方法，求出结构的设计性能安全等级。

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Structural Improvement and Optimization of Spindle Box in a Coiling Machine Based on Finite Element Method

基于有限元的绕线机主轴箱的结构改进及优化

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Application of edge restriction structural element in aseismic design

边缘约束构件在建筑结构抗震中的应用

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By choosing proper structural element, an open filter is executed to discard small false alarms.

选择结构元素进行形态开运算，去掉细小的背景杂波干扰；

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The principal structural element in magnetism is the domain.

在磁学中的主要结构单元是磁畴.

词典精选例句

JJ160/ 40-K oil derrick structural finite element modeling was built with ANSYS. Damage was simulated by changing the elasticity modulus. Modal analysis and dynamic response analysis is done at healthy condition and some damage condition. 3.

利用ANSYS软件建立JJ160/40-K型石油井架结构有限元分析模型，通过改变损伤部位的弹性模量来模拟结构损伤情况，并对结构完好状态和几种损伤状态进行模态分析和白噪声下时程响应分析。

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Based on the 10 years' ground routine observational data of 50 stations in the southeast areas of China, the meteorological element's character of structural field, interpolative error and the reasonable tactical interval of meteorological stations are computed and analyzed.

采用中国东南地区50个台站的10年地面常规气象观测资料对该地区的气象要素的结构函数场特征、线性内插标准误差及台站合理战术内插间距进行了计算分析。

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