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DE?? ??? ??
?? 32??? ?? ??? ??? ??? ??? ??.
?? ???? ?? ??? ??? ??? ??? ??? ????: ?? ?? ???.
Korean Agency for Technology and Standards (KATS), ?? ??? ??
Taiwan Provincial Standard of the People's Republic of China, ?? ??? ??
American Society for Testing and Materials (ASTM), ?? ??? ??
AASHTO - American Association of State Highway and Transportation Officials, ?? ??? ??
- T 80-2006 ?? ??? ??? ?? ? ??? ?? ??? ?? ?? ?? ??
- T 80-2008 ?? ??? ??? ?? ? ??? ?? ??? ?? ?? ?? ??
- T 80-1994 ?? ??? ??? ?? ? ??? ?? ??? ?? ?? ?? ??
- T 80-1996 ?? ??? ??? ?? ? ??? ?? ??? ?? ?? ??(?19?, ASTM E18-94)
- T 80-2005 ?? ??? ??? ?? ? ??? ?? ??? ?? ?? ?? ??(ASTM ??: E 18-03)
- T 80-2003 ?? ??? ??? ?? ? ??? ?? ??? ?? ?? ?? ??(ASTM ??: E 18-02)
- T 80-2000 ?? ??? ??? ?? ? ??? ?? ??? ?? ?? ?? ??(?20?, ASTM E18-98)
The American Road & Transportation Builders Association, ?? ??? ??
Professional Standard - Aviation, ?? ??? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ??? ??
National Metrological Verification Regulations of the People's Republic of China, ?? ??? ??
CZ-CSN, ?? ??? ??
International Organization for Standardization (ISO), ?? ??? ??
National Metrological Technical Specifications of the People's Republic of China, ?? ??? ??
PL-PKN, ?? ??? ??
- PN H04357-1993 ?? ? ?? Rockwell, Vickers, Brinell ? Shore ???. ?? ? ?? ?? ?
Aerospace Industries Association, ?? ??? ??
AIA/NAS - Aerospace Industries Association of America Inc., ?? ??? ??