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IEC 60027-1 Ed. 6.0 b:1992
- Letters symbols to be used in electrical technology - Part 1: General
- standard by International Electrotechnical Commission, 01/01/1992
- Publisher: IEC
Gives letter symbols for quantities and units used in electrical technology, and rules for their use and combination. Also specifies alphabets, subscripts, singularity functions, distributions and letter styles.