All three were equipped with virtual reality headsets that recorded their head orientation and displayed a corresponding visual image of the room.
他们三个都戴着一个虚拟现实的耳机，它将记录他们头部方位并且显示这个房间所相对应的可视图像。
A single-DOF teleoperation virtual reality system based on autonomous detection is set up. The model of the environment is built according to visual in- formation.
本研究建立了一个基于自主探测的单自由度遥操作视觉虚拟现实系统，根据视觉信息构建环境的虚拟模型。
With the help of volume visualisation, it is not only easy to realize the "Virtual reality"of graphics rendering, but also capable of allowing visual insight into opague complex objects.
用立体可视化技术，不仅容易实现图形演示的虚拟真实性（灵境），而且可以将视野深入至复杂物体的内部世界。
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