| 单词 | national bureau of standards |
| 释义 | National Bureau of Standards in British Englishnoun (in the US) an organization, founded in 1901, whose function is to establish and maintain standards for units of measurements Compare British Standards InstitutionNational Bureau of Standards in American Englishnoun U.S. Government the federal agency that establishes the standards for units used in measuring the physical properties of substances Abbreviation: NBS, N.B.S. |
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