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DE???? ???? ??
?? 17??? ???? ???? ??? ??? ??? ??.
?? ???? ???? ???? ??? ??? ??? ??? ????: ?? ??, ??? ??, ??? ? ???, ?? ???, ??, ????, ????, ?? ??.
Magyar Szabványügyi Testület, ???? ???? ??
Professional Standard - Commodity Inspection, ???? ???? ??
VN-TCVN, ???? ???? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ???? ???? ??
Gosstandart of Russia, ???? ???? ??
Professional Standard - Geology, ???? ???? ??
American Society for Testing and Materials (ASTM), ???? ???? ??
CZ-CSN, ???? ???? ??
British Standards Institution (BSI), ???? ???? ??
Taiwan Provincial Standard of the People's Republic of China, ???? ???? ??
Hebei Provincial Standard of the People's Republic of China, ???? ???? ??