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DE???? ??
?? 40??? ???? ??? ??? ??? ??.
?? ???? ???? ??? ??? ??? ??? ????: ??? ?? ? ??, ?? ??, ?? ??, ?? ?? ??, ????, ?? ?? ??, ?? ??, ???? ??, ?? ? ???? ??.
Professional Standard - Chemical Industry, ???? ??
National Metrological Verification Regulations of the People's Republic of China, ???? ??
Professional Standard - Traffic, ???? ??
AT-ON, ???? ??
Professional Standard - Coal, ???? ??
German Institute for Standardization, ???? ??
Standard Association of Australia （SAA）, ???? ??
Group Standards of the People's Republic of China, ???? ??
Korean Agency for Technology and Standards (KATS), ???? ??
Swedish Institute for Standards, ???? ??
Taiwan Provincial Standard of the People's Republic of China, ???? ??
British Standards Institution (BSI), ???? ??
American Society for Testing and Materials (ASTM), ???? ??
Standards Norway, ???? ??
Danish Standards Foundation, ???? ??
CEN - European Committee for Standardization, ???? ??
(U.S.) Ford Automotive Standards, ???? ??
PL-PKN, ???? ??
International Organization for Standardization (ISO), ???? ??
Gosstandart of Russia, ???? ??