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DE???? 29
?? 24??? ???? 29? ??? ??? ??.
?? ???? ???? 29? ??? ??? ??? ????: ?? ??, ????, ????, ????, ??.
Korean Agency for Technology and Standards (KATS), ???? 29
PL-PKN, ???? 29
Japanese Industrial Standards Committee (JISC), ???? 29
Taiwan Provincial Standard of the People's Republic of China, ???? 29
American Society for Testing and Materials (ASTM), ???? 29
IN-BIS, ???? 29
SE-SIS, ???? 29
Professional Standard - Environmental Protection, ???? 29