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NEWS
Column:Popular Science Time:2019-07-05
It is well known that acoustic treatment is of great importance to advanced sound systems and cinema environments. Acoustic treatment is ubiquitous in large public theatres and concert halls. The use of a large

It is well known that acoustic treatment is of great importance to advanced sound systems and cinema environments. Acoustic treatment is ubiquitous in large public theatres and concert halls. The use of a large 

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