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modeling相关的网络例句

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This paper investigates parts of the problems of the coal mine laneway modeling, which includes laneway modeling, laneway point of intersection modeling and collision test.

研究了煤矿巷道三维建模中的部分问题,包括巷道建模、巷道交点建模和碰撞检测。

Utilizing Multivariate Regression Modeling and Spectral Derivative to establish five function pattern cotton dry matter accumulation modeling based on Ratio Vegetation Index and Normalized Difference Vegetation Index,all correlation coefficient is highly positive(α=1%,n=96),based on RVI modeling has a higher precision than NDVI does,hyperbolic curve fitting,exponential curve fitting and logarithmic curve fitting have further improved analysis against cotton dry matter accumulation.

利用北疆8个棉花主栽品种(其中2个棉花品种设4水平种植密度)的各生育期冠层高光谱数据,经多元统计分析与光谱微分处理,建立了基于比值植被指数和归一化植被指数的5种函数形式的棉花干物质积累估测模型,相关系数均达到了极显著水平(α=1%,n=96)。

The approach, considering the modeling element and simulation logic respectively as well as adopting the object-oriented simulation modeling methods, was used to build the control model for production line, and to accomplish modularization of control modeling.

该方法以建模元素和仿真控制逻辑分离的原则为指导,采用面向对象仿真建模技术,构建面向生产线的过程控制模型,实现控制模型的模块化,提高了模型的可重用性和可扩展性。

In the article, the dynamic logical diagram formulation and its mathematics description for the ESD framework are produced. In order to enhance its function of modeling and connection with the system structure, this paper proposes a strategy of hierarchical modeling, and unifies a new algorithm of ESD, which develop a sort of software of dynamic system visualization modeling and analysis based on the ESD.

文中对ESD的定义进行了完善,给出了ESD框架的动态逻辑图元表示形式及其数学描述,为提高其建模功能以及与系统结构关联的能力提出了层次化建模策略,并结合新的ESD算法开发了基于ESD的动态系统可视化建模与分析软件。

The issue mentioned in this paper is related with modeling of Chinese painting, it starts from "To perceive object voluntary and paint it" and discuss the modeling rule of Chinese traditional painting, meanwhile analyze the modeling of ancient scholars' painting based on this rule.

本文研究的问题与中国画造"形"有很大的关系,从"应物象形"入手,探讨中国传统绘画的造"形"法则,并以这个法则来分析文人画的造"形"。

This paper introduces the concept of automated intelligent tire design as basis, and then systemically presents the general framework of CAD 3-D digital tire model design platform. Its modules include the demand representation, demand preanalysis, product list generation, product list modeling, testing, tires knowledge-base and tire parts-base. The realizing process and key techniques of the product list modeling module are described, including calculation principle of groove section and groove modeling scheme ,and so on. This paper also introduces an improved algorithm of calculating groove centerline. Finally CATIA platform and VBA toolkit-based tire design system is established under detailed demand representation type.

在提出自动化智能轮胎设计概念基础上,系统地阐述了计算机辅助设计三维轮胎数字化模型开发设计平台的整体架构,包括需求表示、需求分析预处理、产品清单生成、产品清单造型、产品检验、轮胎知识库和轮胎零件库等模块;叙述了数字轮胎设计造型模块的实现过程和关键技术,包括花纹沟截面计算原理和各种花纹沟的造型方案等,同时,还提出了一种改进的计算花纹沟中心线的算法;最后基于CATIA三维造型平台和自动化语言VBA二次开发工具实现了在详细需求表示类型下的轮胎设计系统。

This paper takes standard straight-cut gear parameterization modeling for instance, introduces the method which is based on development of MDT technology and MDT three – dimensional modeling technology. This research provides three – dimensional entity modeling of parts with precise curve outline. And it demonstrates a practical method for similar situations as well.

本文以标准直齿圆柱齿轮的参数化建模为例,论述了采用MDT的二次开发技术及其本身的三维建模技术建立这类具有精确的曲线轮廓的零部件的三维实体模型,也为其它类似的零部件的三维建模提供了一种切实可行方法。

On reference of the process of barbers in making hair style, we bring forward the modeling method of hair style by group. Relying on geometric shape of human head, we give the natural distribution mode and the ideas of texel characteristic curve modeling, and present a modeling method for simple hair styles.

参照理发师制作发型的过程,提出头发的分批构造方法,并且以人头部的形状为依据,给出头发自然分布的表示方式和纹元特征曲线造型的思想,进而给出简单发型的构造方法。

The long-term seepage control effects of the surrounding rocks of the underground powerhouse are performed by a stationary seepage analysis method combining the variational inequality formulation of Signorini's type with an adaptive penalty Heaviside function to guarantee the numerical stability and convergence. Meanwhile, the difficulty in finite element mesh generation is reduced and the calculation time and modeling accuracy are balanced with a global model of equivalent modeling and a submodel of accurate modeling for drainage hole array.

为确保数值计算的稳定性和收敛性,采用Signorini型变分不等式和自适应罚函数相结合的稳定渗流分析方法,对厂房围岩的长期渗控效应进行计算分析;同时,采用基于等效模拟的整体模型分析和基于精细模拟的子模型分析相结合的方法,以减小有限元建模难度并协调计算量和计算精度之间的矛盾。

The simulation of the vector control system for rotor flux orientation is studied in this paper. The modeling and simulation of the vector control system of speed and flux closed-loop with the torque inside loop are completed by applying electrical principles and the toolbox of Simulink and Power System in the Matlab software. The paper mainly introduces the modeling of the speed adjustment system and the setting of parameters of the controller. The obtained results of the simulation are close to actual situation, which proves the correctness of the modeling.

文章对按转子磁链定向的矢量调速系统进行了计算机仿真研究,运用Matlab的Simulink和Power System工具箱及面向系统电气原理结构图的仿真方法,实现了带转矩内环的转速、磁链闭环矢量控制系统的建模与仿真;重点介绍了调速系统的建模和调节器参数的设置,给出了矢量交流调速系统的仿真模型和仿真结果,仿真结果非常接近实际情况,说明了仿真模型的正确性。

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