The DVD assumes you already know the basics of Blender, like object transform, simple modeling, adding materials, or working with files.

在DVD假设你已经知道的基本知识搅拌机，物体变换，简单的造型，增加材料，或与文件。

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Before adding materials we tend to do a couple of clay shots as we found this to be a great way to best assess sun position in relation to object while keeping render times fast.

在添加材质之前，我们要先制作一些大地镜头，因为我们发现这是确定物体相对太阳所处位置的最好的办法，而且渲染速度也很快。

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Solid ink machines need about one-third as many parts as laser printers, which require various mechanisms to fuse toner onto paper that must be replaced over time, adding materials and services costs.

固墨打印机所需零部件仅为激光打印机的三分之一，激光打印机需要各种不同的原理来将炭粉融化到纸上，炭粉久了以后必须进行更换，增加了材料与服务成本。

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Over the next week, Khan Academy will be adding other tutorials and materials to its computer science platform.

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"They're linked together with all kinds of wires, " he said of the materials in the apartment, adding that, as someone who wasn't a bomb expert, it was unlike anything he had seen before.

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