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DE??? ?? ??
?? 8??? ??? ?? ??? ??? ??? ??.
?? ???? ??? ?? ??? ??? ??? ??? ????: ????, ????, ?? ?? ? ?? ?? ??, ??? ??.
Korean Agency for Technology and Standards (KATS), ??? ?? ??
GOSTR, ??? ?? ??
British Standards Institution (BSI), ??? ?? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ??? ?? ??
Jilin Provincial Standard of the People's Republic of China, ??? ?? ??
Professional Standard - Hygiene , ??? ?? ??