upbuilt

By using the method of OMT, Object-Oriented Analysis ( OOA) model of the system is upbuilt through analyzing problem domain and system responsibility.

论文通过对STCAD系统进行问题域需求和系统责任的分析，采用OMT方法建立了系统的面向对象分析模型（OOA）。

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Then, the simulation model of chatter for grating mechanical ruling is upbuilt by MATLAB/ Simulink, the influence of various kinetic parameters and ruling parameters on chatter is analyzed, the measures to suppress chatter is proposed.

然后，通过MATLAB/Simulink建立了光栅机械刻划颤振仿真模型，研究分析了各动力学参数及刻划工艺参数对颤振的影响规律，并提出了抑振措施。

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Meanwhile, a method and an exploring process for constructing the initial complex form are also brought forward on the basis of characteristics of unit mesh node set and upbuilt mesh complex form method for discrete variable optimization design.

提出了根据单位网格结点集的特征构建初始复合形的方法和探索过程，建立了离散变量优化设计的网格复形法；

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On the basis of wavelet analysis a three-dimensional time-frequency pattern to characterize partial discharge ( PD) impulse signal is upbuilt which comprehensively shows three basic features of PD impulse signals: time component, frequency component and distribution of discharging energy.

根据小波理论建立了表征局部放电脉冲信号的三维时频谱图，该三维谱图综合反映了局放脉冲信号的3个基本特征：时间分量、频率分量和放电能量的分布。

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From the theory, the relation about machining cost and tolerance is derived. Considering rate of spoiled products influence, practical optimization model of cost-tolerance be upbuilt.

从理论上推导了加工成本与公差的关系，并考虑到废品率的影响，建立了实用的公差CT设计法优化模型。

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So sets of high-energy ultrashort pulse-laser systems had been upbuilt in several countries and we need to develop our technique of ultrashort pulse-laser to upbuild high-energy ultrashort pulse-laser system too.

本文首先回顾了超短脉冲激光技术发展的历史，分析了目前飞秒激光的现状，并且讨论了建立高功率短脉冲激光装置的关键技术。

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Based on the mathematics definition expressions for the microhardness, the uncertainty of measurement for working benchmark device of digital microhardness upbuilt in our measurement station is evaluated.

基于显微硬度的数学定义公式，对建立的数显式显微硬度工作基准装置的测量不确定度进行了评定。

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The three kinds of model, patch-corridor-matrix model, ring-patch and vertical heterogeneity model are upbuilt based on landscape of soil erosion in Hubei province.

根据湖北省土壤侵蚀景观结构的具体特点，建立了土壤加速侵蚀的斑-廊-基模型、土壤背景侵蚀的环-斑模型和综合性垂直分异3类土壤侵蚀景观信息结构模型。

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Base on the basic theory of finite-element analysis, hypostatic modeling for four-side simple supporting plank was upbuilt with ANSYS software. Three-dimensions hypostatic model and plane model were present by simulating the strain distribution of four-side simple supporting plank with damage using finite-element analysis software.

介绍了有限元分析的理论基础，用ANSYS软件对四边简支板试件进行了实体建模，比较了三维实体模型和平面模型特点，并指出了采用平面模型进行建模的合理性；

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D geometric model had been upbuilt by applying computer aided design technique, which laid the good foundations for following prototype development.

应用计算机辅助设计技术建立了系统的3维几何模型，为后续样机试制工作的开展打下了良好的基础。

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