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?? ???? ??? ??? ??? ??? ????: ???? ??? ? ?? ??, ??? ??, ???, ??? ? ?? ????, ???? ?? ? ?? ???, ?? ??, ?? ??? ?? ??, ??, ???, ?? ??, ???? ??, ??? ??, ??? ??, ????, ???, ???? ?? ?? ? ???, ?? ??, ??, ???? ? ?? ??, ??? ?? ?? ? ??, ?? ? ?? ??, ?? ???, ?? ??, ?? ? ???, ?? ? ?? ??? ?? ?? ??, ?? ? ?? ???, ???, ?? ??, ?? ? ?? ??? ??, ??, ??, ????? ???, ?? ???.
Aeronautical Radio Inc., ??
ABS - American Bureau of Shipping, ??
ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., ??
US-FCR, ??
AASHTO - American Association of State Highway and Transportation Officials, ??
American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), ??
Society of Automotive Engineers (SAE), ??
SAE - SAE International, ??
American Railway Engineering and Maintenance-of-Way Association (AREMA), ??
American National Standards Institute （ANSI), ??
Institute of Environmental Sciences and Technology, ??
SCC, ??
RTCA - RTCA@ Inc., ??
Danish Standards Foundation, ??
US-RTCA, ??
Korean Agency for Technology and Standards (KATS), ??
(U.S.) Plastic Pipe Association, ??
Standard Association of Australia （SAA）, ??
International Telecommunication Union (ITU), ??
Compressed Gas Association (U.S.), ??
Japanese Industrial Standards Committee (JISC), ??
American Welding Society (AWS), ??
IETF - Internet Engineering Task Force, ??
Spanish Association for Standardization (UNE), ??
Building Officials and Code Administrators International(U.S.), ??
Society of Motion Picture and Television Engineers (SMPTE), ??
ATIS - Alliance for Telecommunications Industry Solutions, ??
National Electrical Manufacturers Association（NEMA), ??
VDI - Verein Deutscher Ingenieure, ??
YU-JUS, ??
Association of German Mechanical Engineers, ??
CZ-CSN, ??
Alliance of Telecommunications Industry Solutions （ATIS), ??
ITU-R - International Telecommunication Union/ITU Radiocommunication Sector, ??
National Association of Corrosion Engineers (NACE), ??
ACI - American Concrete Institute, ??
Indonesia Standards, ??
RO-ASRO, ??
IEC - International Electrotechnical Commission, ??
IN-BIS, ??
Instrument Society of America (ISA), ??
TIA - Telecommunications Industry Association, ??
ITE - Institute of Transportation Engineers, ??
ITU-T - International Telecommunication Union/ITU Telcommunication Sector, ??
NEMA - National Electrical Manufacturers Association, ??
GB-REG, ??
GSO, ??
ECIA - Electronic Components Industry Association, ??
Taiwan Provincial Standard of the People's Republic of China, ??
Association Francaise de Normalisation, ??
Group Standards of the People's Republic of China, ??
American Concrete Institute, ??
NATO - North Atlantic Treaty Organization, ??
Institute of Electrical and Electronics Engineers (IEEE), ??
AGMA - American Gear Manufacturers Association, ??