The display system further includes a second optical system coupled to the spatial light modulator and adapted to project an image onto a projection surface.

所述显示系统还包括第二光学系统，其光耦合到所述空间光调制器，并且适于将图像投影到投影表面上。

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The size of the image can be adjusted simply by modifying the distance between the projector and the projection surface; the resulting image remains uniformly clear.

通过改变投影仪和投影片表面的距离，图像大小也能做简单的调整，调整后的画面仍然保持清晰。

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To provide this special effect, the hemisphere facing the front passenger closes down from the other side and ACTS as a projection surface presenting the pictures required.

为了提供这样的特殊效果，西半球面临的前排乘客关闭另一方并作为投影表面呈现的图片需要。

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Eighty percent of the Recovery Act funds targeted for surface transportation was spent out -- the projection was we would have only spent out 55 percent at this point.

WHITEHOUSE: Meeting of the President's Council on Jobs and Competitiveness | The White House