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DE??? ? ??? ??
?? 52??? ??? ? ??? ??? ??? ??? ??.
?? ???? ??? ? ??? ??? ??? ??? ??? ????: ?? ??, ??, ?? ? ???? ??, ?? ??, ??, ?? ??, ?? ??, ??, ????, ????.
Gosstandart of Russia, ??? ? ??? ??
農(nóng)業(yè)農(nóng)村部, ??? ? ??? ??
RO-ASRO, ??? ? ??? ??
British Standards Institution (BSI), ??? ? ??? ??
International Organization for Standardization (ISO), ??? ? ??? ??
GCC Standardization Organization, ??? ? ??? ??
Association Francaise de Normalisation, ??? ? ??? ??
The Directorate General of Specifications and Metrology (DGSM) , ??? ? ??? ??
Hebei Provincial Standard of the People's Republic of China, ??? ? ??? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ??? ? ??? ??
AR-IRAM, ??? ? ??? ??
ESDU - Engineering Sciences Data Unit, ??? ? ??? ??
CU-NC, ??? ? ??? ??
Korean Agency for Technology and Standards (KATS), ??? ? ??? ??
United States Navy, ??? ? ??? ??
HU-MSZT, ??? ? ??? ??
American Society for Testing and Materials (ASTM), ??? ? ??? ??
Universal Oil Products Company?(UOP), ??? ? ??? ??
CH-SNV, ??? ? ??? ??
Professional Standard - Chemical Industry, ??? ? ??? ??
Japanese Industrial Standards Committee (JISC), ??? ? ??? ??