The Accurate Cold-Test Simulation of Three-Dimensional Helical Slow-Wave Circuit

Three-dimensional bottomhole assembly model BHA directional behavior

三维井底钻具组合模式底部钻具组合定向特性

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Based on a lot of geological statistic data, two-dimensional section model firstly is built to study the lateral continuity of sand bodies, then three-step modeling method is used to build reservoir skeleton model, sedimentary facies model and three-dimensional attribute body model respectively.

在进行了大量地质统计的基础上，首先建立了二维剖面模型，研究砂体的侧向连续性特征，然后使用三步建模方法，分别建立了储层骨架模型、沉积相模型和三维属性体模型。

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The center of measuring electrode is taken as recording point so as to cause both the apparent resistivity over a three-dimensional abnormal body to be maximum and the pseudosection to correspond with the abnormal body quite well.

选择测量电极中心作为记录点，既能使正演计算的视电阻率响应在异常体上方获得最大异常，又能使正演计算的拟断面图的异常分布与异常体之间有很好的对应关系。

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This paper analyzes how to establish the mathematical model of the three-dimensional geological body, and analyzes and researches these models in detail, and establishes the final mathematical model after comparing the advantages and disadvantages of each model.

本文主要分析了建立三维地质体的数学模型，对当前的模型进行了详细的分析和研究，通过对比各个模型的优缺点找出合适的数学模型进行建模。

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In this paper, the nonlinear diffraction problem is studied with potential flow theory in frequency domain for three-dimensional floating body sailing in waves on deep water. This problem includes nonlinear diffraction problem and nonlinear wave making problem.

本文应用势流理论和频域方法研究了三维浮体在深水域波浪中航行时的非线性绕射问题，该问题包括非线性兴波问题和非线性绕射问题。

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According to an example of a mini electric vehicle body shape-designing, several technical problems of processing point data, constructing curve, surface and three-dimensional solid body mathematic model with software UG are researched.

结合某微型电动汽车车身造型设计的实例，研究了用UG进行点云数据处理、曲线、曲面及三维实体数学模型构建等相关技术问题；

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More and more computer technology applied to the field of clothing, but mostly concentrated in intelligent design and three-dimensional human body modeling. But the study of recommending clothes based on user preferences is little.

现在越来越多的计算机技术应用到服装领域，大多集中在智能服装设计和三维人体建模等，而对基于用户偏好的服装推荐的研究还很少。

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The influence of three-dimensional abnormal body upon both the response and the pseudosection of apparent resistivity in frequency-domain electromagnetic sounding depends on conductivity difference between the abnormal body and country rock.

三维异常体的存在，对频率域电磁测深法视电阻率曲线形态和拟断面图分布特征的影响，依据异常体与围岩的导电性差异不同有其特殊的规律性。

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It is the key for Man-Machine evaluation how to establish a right three-dimensional parametric body model which has only statistical meaning. The thesis concludes the parametric modeling methods in UG.

如何建立合理的具有统计学意义的三维参数化人体模型是人机工程评价的关键问题之一，本文总结了在UG环境下的参数化建模方法。

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In Chapter 3, the parameterization method and aerodynamic optimization method based on configuration dynamic evolution control for two-dimensional airfoil shape and three-dimensional lifting body are introduced.

第三章介绍了本文的二维翼型与三维升力体外形的参数化方法和基于外形动态演化控制的气动优化方法。

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It is necessary to build a three-dimensional human body model to display the position and track the route of a micro device inside the human body exactly.

为了真实地显示微型诊疗装置在人体内的空间位置，需要创建一个受检患者及其相应部位的三维虚拟人体模型，并把微型装置的空间位置及动态运动轨迹实时在三维人体模型上显示出来；

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Firstly determine human body feature points and measurement parts, then three-dimensional human body measurement is done, final experimental results and errors are analyzed exhaustively.

首先确定人体特征点和测量部位，接着进行了人体三维测量实验，并对最终的实验结果和误差的产生进行了详尽的分析。

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This study is divided into two major parts, one for three-dimensional human body model of real-time motion control, the other part of the image processing and matching.

本文的研究分为两个大的部分，一部分为三维人体模型的实时运动控制，另一部分为图像的处理与匹配。

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An analytical solution is obtained for the diffraction of a strong detonation wave by a three-dimensional thin body moving in the opposite direction.

本文用奇点分布法研究平面强爆震波对运动三维薄物体的绕射问题，并求得解析解。

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This article trains the students' three-dimensional ( body, mind, society) healthy viewpoints and physical education value viewpoints.

为了培养学生的身体、心理、社会三维健康观和体育教育的价值观。

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A three-dimensional rigid body model is used to study the landing of a helicopter in autorotation.

首先，建立了一个描述直升机自转着陆飞行动力学特性的三维刚性体模型。

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Inertial navigation is essentially to solve the kinematic problem of a three-dimensional rigid body.

惯性导航本质上要解决的是一个三维空间的刚体运动学问题。

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Computation of Hydrodynamic Force for Three-Dimensional Vibrating-Floating Body by Using the Similar Element Method

水面上三维浮体振动水动力的相似单元法计算

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Simple three-dimensional human body model for the computer-assisted location system of the micro device inside the human body

体内微型装置计算机辅助定位系统中简易3D人体模型的实现

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Navier-Stokes Calculation of Flow Field Around Three-Dimensional Blunt Body

用三维N－S方程计算钝体绕流

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