HD 478.2.2 : 200S1被替代
CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL CONDITIONS APPEARING IN NATURE - PRECIPITATION AND WIND
出版：Harmonization Documents
专家解读视频
NEN 10721-2-2 : 1989 - Identical
PN 91/E-04555.22 : 1991 - Identical
DS IEC 60721-2-2 : 1990 - Identical
CEI 75-4 : 1997 - Identical
NFC 20 000 : 90 AMD 1 93 - Identical
UNE 20675-2-2 : 1993 - Identical
DIN IEC 60721-2-2 : 1992 - Corresponds
DIN IEC 60721-2-2 : 1992 - Identical
