
Hearing Aids - Measurement Of Performance Characteristics Of Hearing Aids For Quality Inspection For Delivery Purposes
出版:Harmonization Documents

专家解读视频
S1 [07/03/1985]
SS IEC 118:1986 - Identical
UNE 20603-7:1986 - Identical
IEC 60118-7 Ed. 2.0 - Identical
DIN IEC 60118-7 (1990-10) - Identical