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DE?? ??? ??
?? 35??? ?? ??? ??? ??? ??? ??.
?? ???? ?? ??? ??? ??? ??? ??? ????: ???, ?? ??, ?? ??, ?????, ???, ?? ? ?? ??, ?? ??, ??, ???, ?? ??, ?? ??, ????, ??? ?? ? ???, ??, ??.
VN-TCVN, ?? ??? ??
NL-NEN, ?? ??? ??
VDI - Verein Deutscher Ingenieure, ?? ??? ??
British Standards Institution (BSI), ?? ??? ??
American Society for Testing and Materials (ASTM), ?? ??? ??
Group Standards of the People's Republic of China, ?? ??? ??
German Institute for Standardization, ?? ??? ??
Taiwan Provincial Standard of the People's Republic of China, ?? ??? ??
SCC, ?? ??? ??
Korean Agency for Technology and Standards (KATS), ?? ??? ??
RU-GOST R, ?? ??? ??
Shandong Provincial Standard of the People's Republic of China, ?? ??? ??
PL-PKN, ?? ??? ??
Association of German Mechanical Engineers, ?? ??? ??
Professional Standard - Machinery, ?? ??? ??
Hubei Provincial Standard of the People's Republic of China, ?? ??? ??
Association Francaise de Normalisation, ?? ??? ??
American National Standards Institute （ANSI), ?? ??? ??
AIAG - Automotive Industry Action Group, ?? ??? ??
Shanghai Provincial Standard of the People's Republic of China, ?? ??? ??
Fujian Provincial Standard of the People's Republic of China, ?? ??? ??