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DEctab? ?? ??
?? 8??? ctab? ?? ??? ??? ??? ??.
?? ???? ctab? ?? ??? ??? ??? ??? ????: ?? ? ???? ??, ?? ??.
Japanese Industrial Standards Committee (JISC), ctab? ?? ??
TH-TISI, ctab? ?? ??
International Organization for Standardization (ISO), ctab? ?? ??
British Standards Institution (BSI), ctab? ?? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ctab? ?? ??
Korean Agency for Technology and Standards (KATS), ctab? ?? ??