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AT-ON, k6 ??? ??
CO-ICONTEC, k6 ??? ??
Aeronautical Radio Inc., k6 ??? ??
Military Standards (MIL-STD), k6 ??? ??
British Standards Institution (BSI), k6 ??? ??
International Organization for Standardization (ISO), k6 ??? ??
Group Standards of the People's Republic of China, k6 ??? ??
GSO, k6 ??? ??
未注明發(fā)布機構(gòu), k6 ??? ??
IN-BIS, k6 ??? ??
U.S. Military Regulations and Norms, k6 ??? ??
SCC, k6 ??? ??
FI-SFS, k6 ??? ??
VDI - Verein Deutscher Ingenieure, k6 ??? ??
AENOR, k6 ??? ??
Korean Agency for Technology and Standards (KATS), k6 ??? ??
Society of Automotive Engineers (SAE), k6 ??? ??
German Institute for Standardization, k6 ??? ??