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DE??? ??
?? 11??? ??? ??? ??? ??? ??.
?? ???? ??? ??? ??? ??? ??? ????: ????, ?? ??, ?? ?? ? ??? ???.
British Standards Institution (BSI), ??? ??
National Metrological Technical Specifications of the People's Republic of China, ??? ??
HU-MSZT, ??? ??
Japanese Industrial Standards Committee (JISC), ??? ??
Indonesia Standards, ??? ??
American National Standards Institute (ANSI), ??? ??
ANSI - American National Standards Institute, ??? ??
CZ-CSN, ??? ??