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DE????? ???? ??
?? 33??? ????? ???? ??? ??? ??? ??.
?? ???? ????? ???? ??? ??? ??? ??? ????: ?? ?? ??, ??, ?? ??, ???, ??? ?? ??, ???, ?? ??, ??, ???? ? ?? ??, ?? ? ?? ?? ??, ?? ? ???? ??, ??, ?? ?? ??, ?? ??, ?? ??, ?? ? ??, ?? ?? ??.
Group Standards of the People's Republic of China, ????? ???? ??
Korean Agency for Technology and Standards (KATS), ????? ???? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ????? ???? ??
化學工業部, ????? ???? ??
Professional Standard - Coal, ????? ???? ??
National Metrological Verification Regulations of the People's Republic of China, ????? ???? ??
Professional Standard - Environmental Protection, ????? ???? ??
SCC, ????? ???? ??
GSO, ????? ???? ??
Professional Standard - Commodity Inspection, ????? ???? ??
Taiwan Provincial Standard of the People's Republic of China, ????? ???? ??