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1·Orthographic projection is an simple as that.

正交正投影就是如此简单。

2·When using D3's orthographic projection I get the same problem as well.

使用D3的正投影我有同样问题的时候。

3·It is easy to see how orthographic projection works if you imagine that the object is inside a glass box.

如果想像物体是在玻璃盒子里，那么你会很容易地理解正交正投影的原理。

4·In engineering drawing, it is always inconvenient for orthographic projection to solve some measurement and orientation problems.

由于在工程图学中，用正投影法解决画法几何中的某些度量和定位问题往往很不方便。

5·In an orthographic projection, also called orthonormal, on the other hand, you have a viewing direction but not a viewing point o.

另一方面，在所谓垂直投影(也叫规格化正交投影)中，你是从一个方向上进行观察，而不是一个观察点。

6·Mastering basic principles of Orthographic Projection; knowing how to observe and analyze engineering objects using project methods;

掌握并应用正投影法的基本原理，学会运用投影法进行工程形体的观察。

7·Next, if you could fold the top and right-side views forward, you would have an orthographic projection showing three views of the object.

接下来，如果你将顶视图和右侧视图向前翻折的话，你就会得到一个能够显示该物体三视图的正交正投影。

8·According to mechanism of orthographic projection, this paper has set up the converted relation between screen coordinate and space coordinate.

根据正投影的机理，建立了点线面屏幕坐标与空间关系的转换关系。

9·The experimental result shows that the perspective model is quite suitable for the 3-d surface measurement, comparing with the orthographic projection model.

实验结果表明，与正交投影模型相比，透视投影模型的三维表面测量效果显著提高。

10·By means of the multiple-planes orthographic projection of multidimensional space, both the graphic method and graphics of the mixture problems have been given.

用多维空间的多面正投影方式，给出物料混合问题的图示、图解计算方法。