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Standards GB - Chinese national standards - Page 7586
Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
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GB/T 3789.7-1991
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Measurements of the electrical properties of transmitting tubes Measuring methods of anode ion current
WITHDRAWN published on 15.8.1991
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GB/T 3789.8-1991
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Measurements of the electrical properties of transmitting tubes Measuring methods of maximum anode dissipation power and anode overload dissipation power
WITHDRAWN published on 15.8.1991
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GB/T 3789.9-1991
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Measurements of the electrical properties of transmitting tubes Measuring methods of maximum grid dissipation power
WITHDRAWN published on 15.8.1991
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GB 379-1964
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WITHDRAWN published on 1.1.1964
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GB 3790-1983
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Methods of measurement of fluorescent display tubes
WITHDRAWN published on 1.1.1983
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GB 3791-1983
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WITHDRAWN published on 1.1.1983
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GB/T 3792.1-1983
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General bibliographical description
WITHDRAWN published on 2.7.1983
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GB/T 3792.1-2009
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Bibliographical description—Part 1:General
WITHDRAWN published on 30.9.2009
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GB/T 3792.2-1985
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Bibliographical description for monographes
WITHDRAWN published on 31.1.1985
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GB/T 3792.2-2006
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Bibliographical description for monographes
WITHDRAWN published on 30.6.2006
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