three-d

Research on the Three-D Visualized CAD in Railway Design

铁路线路设计中三维可视化辅助设计系统研究

The Influence of Three-D H Point Device on the Test of Frontal Visibility

三维H点装置对汽车前方视野测试的影响

It 's complicated construction determine that three-D coordinate must be built to survey its dimension .

它的复杂结构决定了必须建立空间坐标测量它的相关尺寸。

Methods Three-D finite element model was established to simulate four types of the acetabulum implantation methods .

方法建立髋关节三维有限元模型，模拟四种不同髋臼安装方式，在单髋站立位时，分析髋臼假体周围的等效应力和位移大小。

Three-D mechanical analysis of the reduction of clavicle fracture

锁骨复位的三维力学分析

Three-D visualization is playing an important role in replacing traditional teaching aids and achieving better teaching results .

三维可视化图像交互设计对于取代传统教学模具，实现更好的教学效果具有重要的意义。

Four-high hot mill design based on three-D modeling

基于三维实体模型的四辊热轧机设计

The basic conception , radical contents and key technology of the three-D navigating system are introduced in this paper .

本文首先简要介绍了三维漫游系统的基本概念、基本内容及关键技术。

Three-D solid display and clipping of stratum model

地层模型的三维实体显示与剖切

Three-D printed prosthetics for children hold great potential - and they 've received great press .

3-D打印的儿童假肢有很大潜力——它们也得到了媒体的积极报道。

The theory of three-D flow is combined with that of optimal blade design and applied to centrifugal fan calculation .

本文将三元流理论及叶片最佳设计理论结合起来，应用于离心式风机，提出一种简便易行的计算方案。

We have researched the planar graph combining algorithm and realized the three-D by planar graph .

研究了二维图形拼合算法和通过二维图形实现三维车削加工模拟场景模型的关键技术；

ANSYS three-D fluid distortion simulation of rational mining and reservation width in strip mining under weak rock mass

软岩矿层条带开采合理采留宽度的ANSYS三维流变模拟

Design of Architectural Stairs by Three-D CAD

建筑楼梯的三维CAD技术

For the cost reason , the QC will continue to measure with three-D measuring equipments regularly .

公司出于成本考虑，对于目前现场使用测量精度低的量具，QC继续定期用三次元器进行测量。

Research on Key Technologies of Three-D Force Sensor Based on Piezoelectricity Crystal and Calibrating Device for Multi-D Force Sensor

压电式三维力传感器与多维力传感器标定装置关键技术研究

This paper is mainly about a three-D coordinate measurement system , which is based on intersection converge imaging principle , using space probe .

本论文提出一种采用光学测棒的三目视觉坐标测量系统，利用交汇成像原理实现三坐标测量。

Three-D water quality mathematical simulation of COD , DO , inorganic phosphorus and organic Phosphorus in the Zhujiang River Estuary

珠江口水域化学耗氧量、溶解氧、无机磷与有机磷的三维水质数学模拟

Three-D holographic memory the intermediate photographic record that contains information for reproducing a three-dimensional image by holography .

三维全息照相存储器一种包含各种信息的中介图象，这种信息是用来利用全息术制作三维图象。

This paper is financed by the National Defense Science foundation project " three-D Digital Design and Analysis System of Catered to Antenna " .

本课题来源于国防基金科研项目面向雷达天线结构的三维数字化设计分析系统。

Presents the method to analyze the error of data measured by a three-D measuring equipment and to transfer EIA code into ASG code .

提出对三坐标测量仪实测整车外形数据误差分析的方法，解决了由EIA码到ASCⅡ码的转换问题。

Using spiral CT as data source can get orthopedics CAD model with a high credibility and precision through the two-D and three-D software .

将螺旋CT数据源经过平面和三维软件处理可以得到精度好、可信度高的CAD模型。

A general formula of three-D flow for tur-bomachines is derived and a computer program for fans worked out with various impellers designed and studied .

推导了三元流动普遍关系式，根据所编的三元叶轮计算机源程序，设计计算了多种翼型方案，并在此基础上试制成三元后弯型叶轮风机。

Effective classroom teaching for mathematic should be focus on trainning the students to be all-rounded , carrying out three-D goals , enhancing benefits of classroom teaching .

有效的数学课堂教学应关注学生的全面发展，落实三维目标，提高课堂教学效益。

Methods The information of 42 children humeral distal end fracture was collected by CT scanning and three-D reconstruction . The results were compared with the X-ray information of all children .

方法42例儿童肱骨远端骨折患者行X线，CT扫描三维重建，并与X线正侧位对照。

Three-D virtual game players can be brought into a strong sense , and if we can use this feature of the game , we are able to bring new ways of education .

三维虚拟游戏能带给游戏者很强的置入感，如果我们能利用游戏这一特点，就可以给教育带来新的方式。

Taking three-D exciting endurance test of vertical damper as example , the thought and method for organizing SIM endurance test by simulating damper 's working state and environment is proposed .

以垂向油压减振器的三向激振耐久模拟试验为例，提出了以模拟减振器工作状态、环境组织耐久试验的思维与方法；

The result shows that it is different to analyze the bridges of three-D quality with lumped quality matrix and consistent quality matrix , and it is correct to analyze dynamic characteristic of large and complicated bridges by using consistent quality matrix .

计算结果表明，一致质量矩阵与堆聚质量矩阵对具有空间质量分布的桥跨结构影响较大，对于大型结构复杂桥梁的动力分析宜采用一致质量矩阵模型计算。