查询词典 virtual focus

First, structure tensor is calculated to gain vector field for characterizing local structure of image. And then, total variation partial difference equation is imposed for smoothing vector field. Based on this we use line integral convolution for guide the stroke to generate virtual special effect image with fluctuant sense. Last, mergering with original real image, cylindrical panorama with virtualized relationship controlled by time can be generated, which accomplished the character of surpass the time and space in virtual reality system.

该方法通过计算结构张量获得图像曲线走向矢量场，以此刻画图像局部结构；并采用全变分偏微分方程对曲线走向矢量场自适应滤波平滑处理；在此基础上利用线积分卷积指导画笔走向模拟生成线条波动感虚化效果图像；最后结合原始真实图像和虚化效果图像，实现了一种基于时间变量的柱面场景虚化关联算法，并为虚拟现实系统超越现实时空的需要提供了一种新思路。

Particularize the whole process of research and development virtual multi-channel analyzer with PCI-DAS4020/12 DAQ board of ComputerBoards Company and LabVIEW software development platform based on virtual instrument technology.

详细说明了利用虚拟仪器技术，采用CB公司的PCI-DAS4020／12数据采集卡在LabVIEW软件环境下开发虚拟多道分析系统的全过程。

Survey and drawing of a flat nose plier, virtual 3D model building, virtual simulation and assembly based on web.

平口钳的测绘，三维建模，基于 Web 的虚拟运动仿真和装配。参观学习手机的设计及动态展示过程。

Now you should have a much smaller window of time to run your Virtual tank in order to preform a Virtual Store reset.

现在，你已得到了一个比22：00至次日2：00更短的时间段来运行你的虚拟水族箱从而使其更新。

The way to perform the virtual effect is introduced associating with the Pressurizer. And, all above parts are connected in one with VC(superscript ++) to perform the whole virtual simulation of PWR.

针对稳压器讨论了虚拟效果仿真的实现方法，并通过VC编程完成对各部分的连接，实现了压水堆的虚拟仿真。

Based on the analysis of application of numerical control worktable, the design requirements for a virtual axis NC worktable are presented. A new three-translation and one-rotation 4-DOF parallel robot mechanism is constructed according to the design requirements and it acts as the primary mechanism of the virtual axis worktable.

在数控工作台应用分析的基础上，提出虚拟轴数控工作台的设计要求，构造一种新型3平移1转动的4自由度并联机器人机构，并将其作为虚拟轴工作台本体机构。

To deal with the complicated, common, more simulation fields and single develop language of scene simulation program in Vega Prime; the method of component technology combined with GL Studio plug-in functions was presented. Implemented the encapsulation including virtual instruments, Creator node control, each module class library of scene simulation platform, shielding the complicated use of virtual simulation platform and the restrictions of develop language.

针对Vega Prime开发的视景仿真程序复杂度高、共性多、仿真领域多、开发语言单一的特点，提出了采用组件技术，结合GL Studio功能插件，实现了集虚拟仪表、Creator节点控制、视景仿真平台各模块类库在内的封装，屏蔽了虚拟仿真平台使用的复杂性和开发语言的限制。

ABSTRACT: In order to establish the reliability model of long pipeline and rope, which is capable of reflecting the correlativity between virtual components, the present paper illuminates the segment partition principle of long pipeline and rope continuity system, relationship between sizes of virtual segments and features of flaw distribution, distribution of segment intensity, the failure correlativity among components, relationships of segment sizes, relationships between distribution of system intensity and that of segment intensity and so on.

为了建立能反映虚拟的"元件"间失效相关性的长管道或缆绳的可靠性模型，论述了管道、缆绳类连续系统的单元化原则，虚拟单元的尺寸与缺陷分布特征的关系，单元强度分布及单元间的失效相关性与单元尺度的关系，系统强度分布与单元强度分布的关系等。

In order to establish the reliability model of long pipeline and rope, which is capable of reflect ing the correlativity between virtual components, the present paper illuminates the segment partition principle of long pipeline and rope continuity system , relat ion ship between sizes of virtual segment s and features of flaw dist ribution, distribution of segmentin tensity, the failu recorrelativity among components, relat ion ships of segment sizes, relation ships between distribution of system intensity and that of segment in tensity and so on.

摘 要：为了建立能反映虚拟的"元件"间失效相关性的长管道或缆绳的可靠性模型，论述了管道、缆绳类连续系统的单元化原则，虚拟单元的尺寸与缺陷分布特征的关系，单元强度分布及单元间的失效相关性与单元尺度的关系，系统强度分布与单元强度分布的关系等。

Based on the variational principle of virtual voltage and virtual displacement derived in this thesis and the classical theory of linear laminated plates, and by using the constitutive equations of elastic piezoelectric materials, and the DKQ quadrilateral plate bending element, the finite element modeling for the fabric reinforced laminated plates with nonlinear voltage-electric strain relationship of piezoelectric actuators has been established for the first time in this thesis. And the expressions for the electric loadings with obvious mechanical meaning and convenient for computation are established, which can be used to the deformation analysis of laminated plates with piezoelectric actuators under specified voltages.

以本文直接导出的压电结构的虚电势—虚位移变分原理为基础，依据经典线性层合板理论和压电弹性体的本构方程，采用基于离散法线假设的DKQ四结点任意四边形薄板弯曲单元，首次建立了考虑非线性电压—电应变关系的含压电致动器的纤维增强型层合板的有限元分析模型，并推导建立了力学意义明确、便于计算的电荷载表达式，可用于指定电压条件下纤维增强型叠层合成板的变形分析。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。