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National Bureau of Standards (美国); national standard bureau | |||
National Bureau of Standards | |||
National Bureau of Standard | |||
GBS | |||
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National Bureau of Standard | |||
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National Bureau of Standards | |||
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National Bureau of Standards | |||
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National Bureau of Standards | |||
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National Bureau of Standard | |||
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National Bureau of Standards | |||
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National Bureau of Standard | |||
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National Bureau of Standards | |||
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State Bureau of Standardization and Metrology | |||
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National Bureau of Standards | |||
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National Bureau of Standards |
国家 标 准局 : 36 phrases, 11 sujets |
Aviation | 2 |
Bibliothéconomie | 1 |
Électronique | 6 |
Entreprise | 1 |
États-Unis | 8 |
Général | 2 |
Industrie textile | 1 |
Informatique | 2 |
Métallurgie | 2 |
Sciences de la Terre | 2 |
Technologie | 9 |