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  • ZH

    EN

    JP

    ES

    RU

    DE

    1999? 3? 37?

    ?? 40??? 1999? 3? 37?? ??? ??? ??.

    ?? ???? 1999? 3? 37?? ??? ??? ??? ????: ?? ??, ??, ???, ????, ?? ??, ?? ? ??, ??, ??, ?? ??, ???? ?? ? ?? ??.


    Professional Standard - Environmental Protection, 1999? 3? 37?

    未注明發布機構, 1999? 3? 37?

    AASHTO - American Association of State Highway and Transportation Officials, 1999? 3? 37?

    • T37-1999 ?? ? ?? ??? ??? ?? ?? ??? ?? ?? ??? ??(?20?, ASTM D546-94)

    PL-PKN, 1999? 3? 37?

    Professional Standard - Urban Construction, 1999? 3? 37?

    Professional Standard - Railway, 1999? 3? 37?





    ?2007-2024 ??? ??

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