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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 77-1983 Verification Regulation of Interference Microscope

    JJ-China Metrological Standards

    JJG 73-1983 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 51-1983 Verification Regulation of Second-class and Third-class Standard Piston Dead-wight Pres sure Meter and Pressure-va-cuum with Liquid Column for Balance

    JJ-China Metrological Standards

    JJG 339-1983 Verification Regulation of Modele XB 33 Microwave signal Generator

    JJ-China Metrological Standards

    JJG 338-1983 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 336-1983 Verification Regulation of Flatness Interferometer with Parallel Light Brightening

    JJ-China Metrological Standards

    JJG 335-1983 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 334-1983 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 321-1983 Verification regulation of calibration attenuator by series R.F. substitution

    JJ-China Metrological Standards

    JJG 74-1983 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 320-1983 Verification regulation of waveguide noise generator

    JJ-China Metrological Standards

    JJG 333-1983 (Film-type household gas meter test procedures)

    JJ-China Metrological Standards

    JJG 322-1983 Verification regulation of rotary vane attenuator

    JJ-China Metrological Standards

    JJG 323-1983 Verification regulation of waveguide standard phase shifter

    JJ-China Metrological Standards

    JJG 324-1983 Verification Regulation of UHF Power Signal Generator Type XG26

    JJ-China Metrological Standards

    JJG 325-1983 Verification Regulation of UHF Standard Signal Generator Type XFC-1

    JJ-China Metrological Standards

    JJG 326-1983 Verification Regulation of Standard Revolution Speed Equipment

    JJ-China Metrological Standards

    JJG 328-1983 (Magnetic Tachometer trial test procedures)

    JJ-China Metrological Standards

    JJG 329-1983 (Electronic strobe tachometer trial test procedures)

    JJ-China Metrological Standards

    JJG 330-1983 Verification Regulation of Mechanical Bathythermograph

    JJ-China Metrological Standards


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