Virtual environment walkthrough systems traditionally use computer graphics to model and render virtual environments.

虚拟环境漫游系统，传统上是采用计算机图形学原理建模来绘制虚拟场景。

youdao

At last, we discuss simply the new technique of walkthrough in Image Based Virtual Architecture environment.

最后，关于第三种虚拟漫游技术，本文简单讨论了基于图像的虚拟场景漫游这一崭新的技术。

youdao