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Deaf mute’s helper / Deaf mute’s helper

Deaf mute’s helper

The deaf mute’s communion helper

translate voice into laser light words ,

then deaf mute’s reply others use

laser keyboard.It is convenient to

communion with more people.

University

wuhan University of Technology

wuhan University of Technology
武汉, China

Design

wuhan University of Technology

wuhan University of Technology
武汉, China

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