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  • ZH

    EN

    JP

    ES

    RU

    DE

    ???? ????? ? n-?? ?????

    ?? 46??? ???? ????? ? n-?? ?????? ??? ??? ??.

    ?? ???? ???? ????? ? n-?? ?????? ??? ??? ??? ????: ???, ????, ?? ??, ?? ??, ?? ??, ????, ??? ??.


    Standard Association of Australia (SAA), ???? ????? ? n-?? ?????

    Association of German Mechanical Engineers, ???? ????? ? n-?? ?????

    • VDI 2457-6-81 VDI ?????(VDI ??): ?? ?? ??. (n-), ??-, tert-?? ?????? ?? ??????? ??

    British Standards Institution (BSI), ???? ????? ? n-?? ?????

    PL-PKN, ???? ????? ? n-?? ?????

    • PN Z04520-2020-12 P n-?? ????? ? ? ???? ??: ?? ?? ?? ?? ??? ?? ???????? ?? ??? ? ???? ????? ? sec-?? ????? ??

    Taiwan Provincial Standard of the People's Republic of China, ???? ????? ? n-?? ?????

    Bureau of Indian Standards, ???? ????? ? n-?? ?????

    IN-BIS, ???? ????? ? n-?? ?????

    Professional Standard - Light Industry, ???? ????? ? n-?? ?????

    American Society for Testing and Materials (ASTM), ???? ????? ? n-?? ?????

    General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ???? ????? ? n-?? ?????

    Professional Standard - Non-ferrous Metal, ???? ????? ? n-?? ?????

    Group Standards of the People's Republic of China, ???? ????? ? n-?? ?????

    Shanghai Provincial Standard of the People's Republic of China, ???? ????? ? n-?? ?????

    Japanese Industrial Standards Committee (JISC), ???? ????? ? n-?? ?????

    Korean Agency for Technology and Standards (KATS), ???? ????? ? n-?? ?????

    Professional Standard - Chemical Industry, ???? ????? ? n-?? ?????

    Indonesia Standards, ???? ????? ? n-?? ?????





    ?2007-2025 ??? ??

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