HD 483.1:1989现行
Sound System Equipment - General
出版：Harmonization Documents
专家解读视频
S2 [01/08/1989]
NFC 97 301:1990 - Identical
DS HD 483-1:1989 - Identical
CEI 84-2 Ed. 1 (1998) - Identical
SN HD 483.1:1989 - Identical
DIN IEC 60268-1 (1988-07) - Identical
IEC 60268-1 Ed. 2.0 - Identical
PN 92/T-04499.01:1992 - Identical
UNE 20502-1:1993 - Identical
