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nvh semi-anechoic chambernvh semi-anechoic chamber
semi-anechoic chamberthe semi-anechoic chamber (semi-anechoic chamber) is an experimental site designed to test the acoustic characteristics of products according to the cnas standard and designed according to iso3745, gb6882 and related industry standards. it is mainly suitable for the testing of product acoustic indicators and can be compared with the data tested in the acoustic laboratory of any third-party authority.