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中华人民共和国国家标准

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China JJ GB Standards Search System  

GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Purchase services.
  •  China "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    JJG 8-1982 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 78-1982 Verification Regulation of Base Pitch Tester

    JJ-China Metrological Standards

    JJG 71-1982 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 307-1982 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 306-1982 Verification Regulation of 24m Invar Wire

    JJ-China Metrological Standards

    JJG 305-1982 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 303-1982 Verification regulation of frequency deflection meter

    JJ-China Metrological Standards

    JJG 301-1982 Verification Regulation of Contact (Stylus)Instruments for the Measurement of Surface Roughness by the Prvfile Method

    JJ-China Metrological Standards

    JJG 300-1982 Verification Regulation of Small Angle Tester

    JJ-China Metrological Standards

    JJG 299-1982 Verification regulation of working standard sensitometer

    JJ-China Metrological Standards

    JJG 298-1982 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 304-1982 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 79-1982 Verification Regulation of Circular Pitch Tester

    JJ-China Metrological Standards

    JJG 253-1981 Verification regulation of calibrating attenuator by Д1-2 type attenuation sstandard equipment

    JJ-China Metrological Standards

    JJG 246-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 247-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 248-1981 Verification regulation of working standard of laser power meter in low range

    JJ-China Metrological Standards

    JJG 249-1981 Verification Regulation of Laser Power Meter in Low Range

    JJ-China Metrological Standards

    JJG 250-1981 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 256-1981 Verification regulation of tube voltmeter verification device DYB-2 for tube voltmeter

    JJ-China Metrological Standards


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