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TN-INNORPI, ??? ?? ???

RO-ASRO, ??? ?? ???

HU-MSZT, ??? ?? ???

BE-NBN, ??? ?? ???

SCC, ??? ?? ???

GOST, ??? ?? ???

GSO, ??? ?? ???

British Standards Institution (BSI), ??? ?? ???

International Organization for Standardization (ISO), ??? ?? ???

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CU-NC, ??? ?? ???

Lithuanian Standards Office , ??? ?? ???

South African Bureau of Standard, ??? ?? ???

Standard Association of Australia (SAA), ??? ?? ???

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German Institute for Standardization, ??? ?? ???

CZ-CSN, ??? ?? ???

VN-TCVN, ??? ?? ???

KR-KS, ??? ?? ???

Korean Agency for Technology and Standards (KATS), ??? ?? ???

European Committee for Standardization (CEN), ??? ?? ???

Spanish Association for Standardization (UNE), ??? ?? ???

Association Francaise de Normalisation, ??? ?? ???

Danish Standards Foundation, ??? ?? ???

AT-ON, ??? ?? ???

NL-NEN, ??? ?? ???





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