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DE???? ??
?? 7??? ???? ??? ??? ??? ??.
?? ???? ???? ??? ??? ??? ??? ????: ?? ? ??, ??, ?? ??.
German Institute for Standardization, ???? ??
國家食品藥品監(jiān)督管理局, ???? ??
American Society for Testing and Materials (ASTM), ???? ??
CZ-CSN, ???? ??
BE-NBN, ???? ??
Japanese Industrial Standards Committee (JISC), ???? ??