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"????? ??? ???"

?? 13??? "????? ??? ???"? ??? ??? ??.

?? ???? "????? ??? ???"? ??? ??? ??? ????: ?? ??, ????, ?? ??, ?? ?? ??, ???, ???? ? ?? ????, ?? ??, ?? ?? ??.

Professional Standard - Building Materials, "????? ??? ???"

• JC/T 2235-2014 ????? ??? ???
• JC 475-2004 ???? ???
• JC 475-1992 ???? ???
• JC/T 475-2004 ???? ???

Shandong Provincial Standard of the People's Republic of China, "????? ??? ???"

• DB37/T 4383-2021 ???? ???? ?? ??? ?? ?? ??

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

• T/JSJTQX 32-2023 "?? ???? ??? ?? ???? ??? ??? ???"
• T/WHWX 010-2024 ????? ???
• T/WHWX 011-2024 ????? ???

The American Road & Transportation Builders Association, "????? ??? ???"

• AASHTO M 224-1991 ???? ??? ????? ?? ??? ?? ??

Professional Standard - Traffic, "????? ??? ???"

• JT/T 991-2015 ?? ???? ?? ??? ?? ???? ??

American Concrete Institute, "????? ??? ???"

• ACI SP-34 ??? ??? ???? - ??

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

• NF P18-502:1992 ???? ??? ??? ?

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

• CNS 2178-1986 ????? ?? ?? ???

??:   ????? ??? ???, ???? ??? ???, ?????? ???? ??, "????? ??? ???".