HD 245.2 : 200S1被替代
LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY - TELECOMMUNICATIONS AND ELECTRONICS
出版：Harmonization Documents
专家解读视频
DIN 41785-5 : 1972 - Identical
DIN 45100 : 1981 - Identical
NFC 03 002 : 2002 - Identical
UNE 21405-2 : 1996 1M 2000 - Identical
DIN 45100 : 1981 - Identical
DIN 41785-3 : 1975 - Identical
IEC 60027-2B : 1.0 - Identical
IEC 60027-2A : 1.0 - Identical
DIN 41785-5 : 1972 - Identical
