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DEorp ???? ?? ??
?? 23??? orp ???? ?? ??? ??? ??? ??.
?? ???? orp ???? ?? ??? ??? ??? ??? ????: ???, ????, ?? ? ?? ??, ??, ??? ??, ?? ? ?? ???.
American Society for Testing and Materials (ASTM), orp ???? ?? ??
SCC, orp ???? ?? ??
RU-GOST R, orp ???? ?? ??
Professional Standard - Water Conservancy, orp ???? ?? ??
Professional Standard - Environmental Protection, orp ???? ?? ??
Korean Agency for Technology and Standards (KATS), orp ???? ?? ??
GSO, orp ???? ?? ??
KR-KS, orp ???? ?? ??
Professional Standard - Electricity, orp ???? ?? ??
British Standards Institution (BSI), orp ???? ?? ??
Danish Standards Foundation, orp ???? ?? ??
International Organization for Standardization (ISO), orp ???? ?? ??