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DE??? ???? ??
?? 80??? ??? ???? ??? ??? ??? ??.
?? ???? ??? ???? ??? ??? ??? ??? ????: ?? ??, ????, ??? ??, ?? ??, ???, ???, ??? ?? ? ?? ??, ??, ?? ? ??, ????, ??? ??, ??, ??? ? ???.
Korean Agency for Technology and Standards (KATS), ??? ???? ??
Spanish Association for Standardization (UNE), ??? ???? ??
GM North America, ??? ???? ??
CZ-CSN, ??? ???? ??
Gosstandart of Russia, ??? ???? ??
Canadian General Standards Board (CGSB), ??? ???? ??
Taiwan Provincial Standard of the People's Republic of China, ??? ???? ??
RO-ASRO, ??? ???? ??
中國石油化工總公司, ??? ???? ??
International Organization for Standardization (ISO), ??? ???? ??
(U.S.) Ford Automotive Standards, ??? ???? ??
American Society for Testing and Materials (ASTM), ??? ???? ??
Association Francaise de Normalisation, ??? ???? ??
YU-JUS, ??? ???? ??
Japanese Industrial Standards Committee (JISC), ??? ???? ??
BR-ABNT, ??? ???? ??
National Metrological Technical Specifications of the People's Republic of China, ??? ???? ??
Group Standards of the People's Republic of China, ??? ???? ??
German Institute for Standardization, ??? ???? ??
Military Standards (MIL-STD), ??? ???? ??
Ente Nazionale Italiano di Unificazione, ??? ???? ??
GM Daewoo, ??? ???? ??
Inner Mongolia Provincial Standard of the People's Republic of China, ??? ???? ??
United States Navy, ??? ???? ??
American Water Works Association (AWWA), ??? ???? ??