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DE??? ?? ??
?? 14??? ??? ?? ??? ??? ??? ??.
?? ???? ??? ?? ??? ??? ??? ??? ????: ?? ? ??, ??? ??, ????, ???, ?? ??, ??.
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ??? ?? ??
Professional Standard - Ferrous Metallurgy, ??? ?? ??
Professional Standard - Geology, ??? ?? ??
Taiwan Provincial Standard of the People's Republic of China, ??? ?? ??
Japanese Industrial Standards Committee (JISC), ??? ?? ??
Korean Agency for Technology and Standards (KATS), ??? ?? ??
Professional Standard - Agriculture, ??? ?? ??
- JAP-137 ??????????-??, ?????????-?? ? ??????-??? ?? ??