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The acoustic design , make different rate design , within a certain range control sound absorption coefficient composite structures , both of
The design effect , but also be able to reasonably control costs. By controlling the diameter, pitch , and according to customer requirements
Change rate, the maximum rate of < 30% , pore size generally used ∮ 2.0, ∮ 2.5, ∮ 3.0 and other specifications , the backplane requirements and
The same panel , acoustic non-woven fabric made ??of high quality sound-absorbing material . Product recommendation:
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