We project the checkerboard pattern, and capture by camera to get the geometric information feedback.
通过投影棋盘格模式图，再由相机捕捉，来获取投影表面的几何信息反馈。
In the network environment, the number of electronic information resources increase in a geometric progression.
在网络环境下，电子信息资源数量以几何数增加。
In the network environment, the number of electronic information resources increase in a geometric progression.
在网络环境下，电子信息资源数量以几何数增加。
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