
Electroacoustics - Audiometric equipment Part 3: Test signals of short duration (IEC 29/559A/CD:2004)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Electroacoustics - Audiometric equipment Part 3: Test signals of short duration (IEC 29/559A/CD:2004)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻