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DE?? ??
?? 57??? ?? ??? ??? ??? ??.
?? ???? ?? ??? ??? ??? ??? ????: ??, ???, ???, ?? ? ??.
CZ-CSN, ?? ??
YU-JUS, ?? ??
RO-ASRO, ?? ??
HU-MSZT, ?? ??
British Standards Institution (BSI), ?? ??
Korean Agency for Technology and Standards (KATS), ?? ??
SE-SIS, ?? ??
IN-BIS, ?? ??
GM Europe, ?? ??
Association Francaise de Normalisation, ?? ??
WRC - Welding Research Council, ?? ??
ES-AENOR, ?? ??
Group Standards of the People's Republic of China, ?? ??
German Institute for Standardization, ?? ??
SCC, ?? ??
KR-KS, ?? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ?? ??
Defense Logistics Agency, ?? ??
Professional Standard - Machinery, ?? ??
IEEE - The Institute of Electrical and Electronics Engineers@ Inc., ?? ??
Professional Standard - Agriculture, ?? ??
PL-PKN, ?? ??
DIN, ?? ??
機械電子工業部, ?? ??