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safty voice / Sound converter

safty voice

With the development of transportation,people's life also becomes more and more convenient.But there is no doubtthat some transportation would threaten others living creatures,such as a large number of precious fishes were killed because of the ship propellers.Safety voice is a kindof product that can turn into voice.According to some scentific identification,the voice of ship propellers is similar as fishes,so it can be attractive to them.Safety voice canturn the noise into the voice of driving fishes through shippropellers.There are four ship propellers of safety voice,all of them are hydroelectric installations that are energy saving.

University

Nanchang University

Nanchang University
Nanchang, China