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DE?? ???? ???? ???? ?? ?? ??
?? 88??? ?? ???? ???? ???? ?? ?? ??? ??? ??? ??.
?? ???? ?? ???? ???? ???? ?? ?? ??? ??? ??? ??? ????: ?? ??, ???, ?? ??, ??? ??, ?????, ?? ??.
RO-ASRO, ?? ???? ???? ???? ?? ?? ??
International Organization for Standardization (ISO), ?? ???? ???? ???? ?? ?? ??
Taiwan Provincial Standard of the People's Republic of China, ?? ???? ???? ???? ?? ?? ??
GCC Standardization Organization, ?? ???? ???? ???? ?? ?? ??
Kingdom of Bahrain Testing and Metrology Directorate, ?? ???? ???? ???? ?? ?? ??
The Directorate General of Specifications and Metrology (DGSM) , ?? ???? ???? ???? ?? ?? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ???? ???? ???? ?? ?? ??
Korean Agency for Technology and Standards (KATS), ?? ???? ???? ???? ?? ?? ??
American Society for Testing and Materials (ASTM), ?? ???? ???? ???? ?? ?? ??
CZ-CSN, ?? ???? ???? ???? ?? ?? ??
Spanish Association for Standardization (UNE), ?? ???? ???? ???? ?? ?? ??
YU-JUS, ?? ???? ???? ???? ?? ?? ??
Ente Nazionale Italiano di Unificazione, ?? ???? ???? ???? ?? ?? ??
Association Francaise de Normalisation, ?? ???? ???? ???? ?? ?? ??
Japanese Industrial Standards Committee (JISC), ?? ???? ???? ???? ?? ?? ??
Professional Standard - Chemical Industry, ?? ???? ???? ???? ?? ?? ??
Gosstandart of Russia, ?? ???? ???? ???? ?? ?? ??
PL-PKN, ?? ???? ???? ???? ?? ?? ??
VN-TCVN, ?? ???? ???? ???? ?? ?? ??