查询词典 reconstruction

This paper introduces the application fields of reverse engineering , discusses the techniques of coordinate data acquisition and the features and the used scopes of all kinds of measure methods, elaborates the principal techniques of surface reconstruction of reverse engineering,analyses the problems of surface reconstruction., addresses a kind of algorithm of the scattered "points cloud" preprocessing and a method of employing CAD modeling software to finish surface modeling,develops a cloud data optimum processing programme.

本文介绍了反求工程的应用领域，讨论了坐标点的测量技术及各种测量方法的特点与适用范围，阐述了反求工程中曲面重建技术，分析了曲面重建中存在的主要问题，提出了离散"点云"的预处理算法及利用CAD造型软件进行曲面造型的方法，并开发了"点云"数据优化处理程序。

In view of disadvantages in present defect reconstruction methods,such as over-long time or excessive need for training samples,a new defect reconstruction method based on similar model and genetic algorithm was investigated as follows:similar model between non-axisymetric defect and axisymetric defect was represented,and proportionality factor was deduced by skin depth equation.

针对以往缺陷重构方法中普遍存在的计算时间长或需要大量训练样本的缺点，提出一种基于相似模型和遗传算法的缺陷快速重构方法，分析非轴对称缺陷与轴对称缺陷之间存在的相似模型，并利用集肤深度公式推导出两者之间的缩比因子，从而将耗时巨大的缺陷重构问题转换为二维轴对称情况下的计算问题；同时为进一步缩短重构时间，提出一种加快遗传算法收敛速度的方法。

To reduce the face number of reconstruction meshes, a new method for quadrilateral mesh reconstruction is proposed.

2提出了基于多分辨率的四边形网格重建算法，为解决重建网格面片数量过多的问题提供了新方法。

Therefore, we need to conduct the refection on and reconstruction of teaching laws, principles, aims and methods, and the integration of curriculum and teaching theory with psychology, and base this refection and reconstruction on an earnest research and summary of the development and experience of interest-based teaching thoughts home and abroad.

为此，要在认真研究总结中外兴趣教学思想理论发展经验的基础上，对教学的规律、原则、目的、方法以及课程教学论与心理学融合等问题进行相应的反思和重建。

By analyzing unreasonable degree in the urban reconstruction,discussing the renewal elementary theory about regeneration-degree,it is intended to get reasonable degree and enhance the rationality in the urban reconstruction.

更新度是改造合理性的表现，它包含现状的保留程度和改造后达到的程度两个方面。

Habitat reconstruction and revegetation are the cores of ecology reconstruction in Opencast Coal Mine within Loess Areas and revegetation is guarantee.

生境再造与植被恢复是黄土区露天矿生态重建的核心，其中植被恢复是生态重建的保证。

Objective: To explore the potential of reconstruction of cervical vertebrae with the compound humeral cortical ring allograft packed with red bone morrow and cancellous allogenic bone, and find sonic evidence for the clinical practice of allogenic composite implants on reconstruction of vertebral body.

目的：探讨同种异体皮质骨环、自体红骨髓及异体松质骨复合骨重建颈椎的能力，为临床应用提供理论依据。

Porous high-density polyethylene, one of the commercially available alloplasts, has been success fully used in nasal reconstruction for more than ten years. This study presents our experience with PHDPE in the reconstruction of traumatic saddle nose deformities.

本研究报告运用颅颜重建手术使用的一种人工合成异体填充物，多孔高密度聚乙烯(porous high-density polyethylene， PHDPE， Medpor)，重建创伤性马鞍鼻的经验。

The 3D wavelet sampling theorem has been obtained from 1D wavelet sampling theorem using scalar product method and then it is used to improve ART in direct volume reconstruction. In the other hand, the 1D wavelet sampling theorem is applied for the analytic direct reconstruction algorithm too.

7将一维小波取样定理推广到高维情形，并以此给出了一种改进的直接体积重建的ART方法，并进行了计算机模拟；将一维小波取样定理应用到了解析类的直接体积重建算法之中。

Objective: To evaluate the clinical application value of multiplanar reconstruction and volume reconstruction with spiral CT to diagnose scapular fractures.

目的：探讨螺旋CT多平面重建、容积重建在肩胛骨骨折中诊断的价值。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷