
Measurement Of Airborne Noise Emission; Enveloping Surface Method & Special Reverberation Room Method; Household & Similar Electrical Appliances; Particular Requirements For Vacuum Cleaners (iec 704-2-1:1985 Modified); German Version Hd 423.2.1 S1:1986 (as Of 1989)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
90 [01/12/1990]87
IEC 60704-2-1 Ed. 2.0 - Equivalent