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中华人民共和国国家标准

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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 "YS" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    TB/T 437-1975 (Standard gauge railway track staYS Sidetrack)

    YS-China Railway & Train Standards

    TB 1028-1974 (Locomotive boiler furnace staYS)

    YS-China Railway & Train Standards

    TB 1056-1974 (Activities locomotive boiler furnaces seat staYS and cap)

    YS-China Railway & Train Standards

    SJ 375-1973 Measurement of of pulse modulation characteristic of reflex klYStrons

    YS-China Electronics Standards

    SJ 374-1973 Measurement of load characteristic of reflex klYStrons

    YS-China Electronics Standards

    SJ 380-1973 Measurement of frequency stability of reflex klYStrons

    YS-China Electronics Standards

    SJ 379-1973 Measurement of frequency drift of reflex klYStrons

    YS-China Electronics Standards

    SJ 378-1973 Measurement of oscillation stability time of reflex klYStron

    YS-China Electronics Standards

    SJ 376-1973 Measuremnt of electronic tuning hYSteresis of reflex klystrons

    YS-China Electronics Standards

    SJ 364-1973 Measurement of cathode current of reflex klYStrons

    YS-China Electronics Standards

    SJ 381-1973 Measurement of frequency temperature coefficient of reflex klYStrons

    YS-China Electronics Standards

    SJ 382-1973 Measurement of frequency resettability of reflex klYStrons

    YS-China Electronics Standards

    SJ 366-1973 Measurement of interelectrode leakage current of reflex klYStrons

    YS-China Electronics Standards

    SJ 367-1973 Measurement of output power of reflex klYStrons

    YS-China Electronics Standards

    SJ 347-1973 Generic specification for reflex klYStrons

    YS-China Electronics Standards

    SJ 377-1973 Measurement of frequency drift coefficient of reflex klYStrons

    YS-China Electronics Standards

    SJ 362-1973 Measurement conditions for reflex klYStrons

    YS-China Electronics Standards

    SJ 365-1973 Measurement of cathode current variation ratio of reflex klYStrons as heater current changes

    YS-China Electronics Standards

    SJ 373-1973 Measurement of frequency pulling of reflex klYStrons

    YS-China Electronics Standards

    SJ 368-1973 Measurement of power ripple ratio of reflex klYStrons

    YS-China Electronics Standards


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