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DE? ????
?? 24??? ? ????? ??? ??? ??.
?? ???? ? ????? ??? ??? ??? ????: ??.
Japanese Industrial Standards Committee (JISC), ? ????
Korean Agency for Technology and Standards (KATS), ? ????
AT-ON, ? ????
Danish Standards Foundation, ? ????
NL-NEN, ? ????
British Standards Institution (BSI), ? ????
CZ-CSN, ? ????