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DE??? ?? ??
?? 45??? ??? ?? ??? ??? ??? ??.
?? ???? ??? ?? ??? ??? ??? ??? ????: ????, ?? ??, ?? ??, ??, ???? ? ?? ??, ?? ??, ?? ??, ???, ?? ??, ???, ???? ??, ??? ??, ?? ??.
Professional Standard - Non-ferrous Metal, ??? ?? ??
BE-NBN, ??? ?? ??
Professional Standard - Chemical Industry, ??? ?? ??
Indonesia Standards, ??? ?? ??
German Institute for Standardization, ??? ?? ??
Korean Agency for Technology and Standards (KATS), ??? ?? ??
Taiwan Provincial Standard of the People's Republic of China, ??? ?? ??
Japanese Industrial Standards Committee (JISC), ??? ?? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ??? ?? ??
European Committee for Standardization (CEN), ??? ?? ??
Professional Standard - Electron, ??? ?? ??
Military Standard of the People's Republic of China-General Armament Department, ??? ?? ??
ZA-SANS, ??? ?? ??
Professional Standard - Aerospace, ??? ?? ??
Association Francaise de Normalisation, ??? ?? ??
未注明發(fā)布機(jī)構(gòu), ??? ?? ??