HD 60027-1:2004被替代
Letter Symbols To Be Used In Electrical Technology - Part 1: General
出版：European Committee for Standards - Electrical
专家解读视频
Specifies letter symbols for quantities and units used in electrical technology, and rules for their use and combination. Also describes alphabets, subscripts, singularity functions, distributions and letter styles.
Supersedes HD 245.1 (02/2004)
I.S. HD 60027-1S1 (Duplicate Record) - Identical
CEI 25-7 Ed. 1 (2005) - Identical
IEC 60027-1 Ed. 6.0 - Identical
NEN HD 60027-1:2004 - Identical
PN HD 60027-1:2006 - Identical
