Preferred numbers are the conventionally rounded of term values of geometrical series, including the integral powers of 10 and having as ratios special factors in accordance with the specified tables. Basic, expectional, R 80 and derived series are designated.
Document identifier
ISO 3:1973
Title
Preferred numbers - Series of preferred numbers
ISO Category
TC 19: Preferred numbers - STANDBY
Publication date
1973-04-01
International Relationship
| Price |
45 vnd |
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