HD 483.17:1992现行
Sound System Equipment - Standard Volume Indicators
出版：Harmonization Documents
专家解读视频
S1 [01/07/1992]
DS HD 483-17:1992 - Identical
CEI 84-15 Ed. 1 (1998) - Identical
SN HD 483.17:1992 - Identical
NEN 10268-17:1991 - Identical
IEC 60268-17 Ed. 1.0 - Identical
NFC 97 317:1992 - Identical
SS IEC 268-17 Ed. 1 (1997) - Identical
UNE 20502-17:1996 - Identical
