Tech Turns Air Into a Multi-Touch screen.
空气界面多重触屏的技术。
In order to avoid air turbulence, physical screen should be installed.
为了避免气流干扰，需增设物理屏风。
An air traffic controller also saw it on his radar screen.
有一位交通控制者也在雷达显示屏上看到这个神气的亮光。
Clean screen pack, install a air filter at the entrance to the end;
清理过滤网，在入口端装一个空气滤清器；
Clean screen pack, install a air filter at the entrance to the end;
清理过滤网，在入口端装一个空气滤清器；
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