查询词典 geometric meaning

Fractals are complex geometric shapes that have been studied by mathematicians since the 1970s.

不规则碎片形是一种复杂的几何形状，自上世纪70年代起，数学家们一直在对这种几何形状进行研究。

In fact, human eyes are complex optical systems including many interfaces. Each interface has the complex geometric properties and optical characteristics.

从光学角度而言，人眼是一个有多个界面的复杂光学系统，每一个界面都具有复杂的几何特征和光学特性。

Machining of materials is basically adopted to get higher surface finish, close tolerance and complex geometric shapes, which are otherwise difficult to obtain.

采用材料加工手段基本上是为了取得较高的表面质量，严紧的公差和复杂的几何形状，这些是用其他加工方法很难得到的。

One of key research issues in Reverse Engineering is the geometric modeling of complex surface. Extracting boundary of complex surface from ",points cloud", is a main step.

复杂曲面零件表面的几何模型构造是反求工程的研究重点之一，根据零件表面的数字化数据提取零件表面的边界是构造零件几何模型的关键步骤。

For such ship form with a stern of complex geometric shape, the flow field changes rapidly.

文中利用商业软件FLUENT，在不考虑兴波影响下，对各航速下的双尾船粘性流场进行数值模拟。

With recent advances in 3D scanning and modeling techniques,there has been a rapid increase in the availability and size of geometric datasets.Large-scale and complex scenes consisting of hundreds of millions of primitives are becoming increasingly common in many graphics applications.

随着近几年三维扫描和建模技术的飞速发展，三维场景的规模和复杂度不断增大，大规模复杂场景的交互绘制受到了国内外研究者越来越多的重视并取得了一系列研究成果。

As the development and maturation of computer technology and the progress of data measurement technology, the research on detecting and modeling human face has been a typical, fresh and up-spring domain in reverse engineering due to its complex geometric figuration and varying curvature.

随着计算机技术的发展成熟以及数据测量技术的进步，由于人脸的复杂几何外形和大范围的曲率变化，对人脸进行检测和造型的研究已经成为逆向工程中新兴和迅速发展的一个非常典型的领域。

Recently, the finite element method has become increasingly popular due to its natural flexibility in being able to handle the boundary conditions for simulating complex geometric problems.

利用本文建立的流固耦合有限元方程，采用8结点等参单元，在Windows环境下开发成功了有限元计算程序—NSFSC〓。

The result can be widely applied to many aspects of product design systems,such as parametric design by geometric reason-ing,decomposition of complex design tasks and dependency analysis of design parameters.

该方法在产品设计中有广泛的应用，利用这个模型和算法可较好地解决参数化设计中的几何推理问题，还可用作概念设计的工具，用于完成复杂系统设计任务的划分及定序、设计变量之间相互依赖关系分析等工作。

Surface reconstruction, aiming to achieve the mathematical expression of geometric model for complex free-form surface from the scattered measured data, is a key technique of Reverse Engineering.

曲面重构，是指从散乱数据点集重构出物体的几何模型，并获得该几何模型的数学表达式，它是逆向工程研究中的关键内容。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。