Use simple virtual world-specific tools and objects to engage participants and take advantage of the 3-d nature of the environment.
使用简单的、特定于虚拟世界的工具和对象来服务参与者，利用虚拟环境的3d特性。
HERB's laser spins, creating a 3-d grid mapping the location of nearby people and objects, and the camera locks on a likely candidate for the target juice box.
HERB转动激光器，绘制出一幅3d网格图，给周围的人和物定位，同时摄像机锁定一个可能是目标物——饮料盒的物体。
In Alice, 3-d objects (e.g., people, animals, and vehicles) populate a virtual world and students create a program to animate the objects.
在Alice里三维对象(例如人类动物车辆)都存在于一个虚拟的世界中。初学者通过为这些对象编写程序赋予他们生命。
Not only can you create lush 3-d objects (and sell them for the equivalent of real money!), but you can also create both simple and complex scripts to control their behavior and appearance.
您不仅可以建立3 - D对象(将它们出售，换成钱)，还可以建立简单的和复杂的脚本，控制行为及外观。
Special 3-d-imaging software helps visualize the size and shape of the objects.
使用特殊的三维成像软件则能可以显示地下物体的大小和形状。
There is some truth to this also. The lobule that is responsible for the perception of speed and the mental ability to rotate 3-D objects is also responsible for perceiving time.
这也是某些事实，负责速度感知和旋转3D物体心智能力的小叶，也同样负责着对时间的感知。
Even sculpture has adopted digital "rapid prototyping" technology that allows whatever a programmer can imagine to be translated into 3-d objects in plastic.
连雕塑也可以利用电子“快速原型技术”把三维模型迅速制作成塑料模型。
Researchers at North Carolina State University have managed to create a surprisingly simple method for converting 2-d patterns into 3-d printed objects.
北卡州立大学的研究员打算发明一种神奇而又简单的方法来使2d图案变3d。
Researchers from North Carolina State University have developed a simple way to convert two-dimensional patterns into three-dimensional (3-D) objects using only light.
科技日报（2011年11月10日）——北卡罗莱纳州立大学研究员发现一种仅运用光就能将二维模板转变成三维模型的简便方法。
"You could build wireframe 3-d objects, where each strut was just one of those thin strips, but what we've done is create multi-layer bricks" - and then stack them.
而我们目前所完成的则是创造多层砖块，然后再把他们堆积起来。
Emphasizes the problem of representation, exploring the issue of how 3-D objects should be encoded so as to efficiently recognize them from 2-D images.
着重于物体的呈现方式，检视3度空间物体如何有效率地对应边编码成可供辨识的2度空间影像。
The essential operations performed on objects defined in a 3-d coordinate system are translation, rotation, and scaling.
对3 - d坐标系中定义的对象最基本的操作就是变换、旋转和缩放。
During 3-d detection of objects with same reflectance by laser triangulation, profile extraction error may appear because of loss of stripes.
在用激光三角法对同质物体进行三维探测中，可能因为条纹缺陷等原因出现轮廓提取误差。
An algorithm was developed for 3-d registration of coded targets based on observations of all sides of objects with large surface areas.
提出了一种编码标志点的设计与检测方法，以满足三维扫描测量中对大面积物体进行全场检测的编码标志点拼接法的要求。
This dissertation is concerned with the problem of reconstructing the surfaces of 3-d objects from a collection of planar contours representing cross sections through the objects.
本文主要关注基于轮廓数据的三维物体对象曲面重构问题，轮廓表示着一系列通过物体对象的断层截面形状。
A new 3d objects recognition approach based on topology and 3-d attributes is presented.
本文提出一种基于拓扑图及三维特征的三维物体识别方法。
This paper briefly introduces the concept of bidirectional reflectance and its relation to 3-d spatial structure of ground objects.
本文简要介绍了地物二向性反射的概念及其与地物三维空间结构之间的关系。
The deformed fringe patterns contain the height information about the objects, so the method has the characteristic of intrinsic 3-D recognition.
由于条纹图像包含有物体的高度分布信息，因而对条纹图的相关识别具有本征三维识别的特点。
Then, according to the principle of binocular stereo vision, the 3-D coordinates of the objects can be reconstructed from the two 2-D images.
进而由双目体视成像原理，从两幅二维图像得到目标的三维空间坐标。
However, the linear octree structure for generating the representation of 3-d objects from three orthogonal views by using the volume intersection technique is dependent on viewpoints.
然而，利用体积交技术由正交三轮廓图生成三维客体的线性八元树表示取决于观察点。
The objects 3-D profile are reconstructed by using of the Fourier transform.
双光纤莫尔干涉条纹与傅里叶变换法相结合可以测量物体的三维轮廓。
This paper discusses the optimization problem of 3-D elastic contact objects in theory using BEM, and analyze the real contact problem of helical gears.
本文以边界元法作为应力分析工具，对三维弹性接触问题的形状优化问题进行了理论上的探讨，并对斜齿轮接触问题进行了实际分析。
This paper discusses the optimization problem of 3-D elastic contact objects in theory using BEM, and analyze the real contact problem of helical gears.
本文以边界元法作为应力分析工具，对三维弹性接触问题的形状优化问题进行了理论上的探讨，并对斜齿轮接触问题进行了实际分析。
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