• <li id="ccaac"></li>
  • <table id="ccaac"><rt id="ccaac"></rt></table>
  • <td id="ccaac"></td>
  • <td id="ccaac"></td>

  • ZH

    EN

    JP

    ES

    RU

    DE

    ?? ??? ??

    ?? 46??? ?? ??? ??? ??? ??? ??.

    ?? ???? ?? ??? ??? ??? ??? ??? ????: ??(??)? ?? ? ??, ??, ??? ??, ?? ????, ??, ?? ? ??? ??, ?????, ?? ??, ????, ?? ??, ?? ??, ?? ? ??.


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

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

    SSPC - The Society for Protective Coatings, ?? ??? ??

    Professional Standard - Electricity, ?? ??? ??

    American Petroleum Institute (API), ?? ??? ??

    Underwriters Laboratories (UL), ?? ??? ??

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

    BE-NBN, ?? ??? ??

    American Society of Mechanical Engineers (ASME), ?? ??? ??

    CZ-CSN, ?? ??? ??

    SCC, ?? ??? ??

    VDI - Verein Deutscher Ingenieure, ?? ??? ??

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

    NL-NEN, ?? ??? ??

    API - American Petroleum Institute, ?? ??? ??

    • API STD 2510-1985 ?? ? ????? ???? ?????? ??? ?? ? ?? ???? ?? ??? ??? ???? ??? ? ?? ???(?5?)
    • API STD 2508-1985 ?? ? ????? ???, ???? ?? ??, ???, ???? ?? ? ?? ?? ?? ? ??? ??? ?? ? ??(??)

    Professional Standard - Petrochemical Industry, ?? ??? ??

    IN-BIS, ?? ??? ??

    CH-SNV, ?? ??? ??

    American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), ?? ??? ??

    GSO, ?? ??? ??

    工業和信息化部, ?? ??? ??

    Association Francaise de Normalisation, ?? ??? ??





    ?2007-2024 ??? ??

  • <li id="ccaac"></li>
  • <table id="ccaac"><rt id="ccaac"></rt></table>
  • <td id="ccaac"></td>
  • <td id="ccaac"></td>
  • 床戏视频