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DE?? ??? ?? ??
?? 36??? ?? ??? ?? ??? ??? ??? ??.
?? ???? ?? ??? ?? ??? ??? ??? ??? ????: ??? ???, ???, ??? ? ???, ???, ??, ?? ??, ?? ????, ??, ?? ???, ??, ??? ? ??? ??, ??, ??? ???, ?? ??, ??? ??, ??? ??, ??? ??, ?? ??, ?? ? ??, ???? ??? ?? ? ??, ??.
American Society for Testing and Materials (ASTM), ?? ??? ?? ??
Hebei Provincial Standard of the People's Republic of China, ?? ??? ?? ??
Society of Automotive Engineers (SAE), ?? ??? ?? ??
Jilin Provincial Standard of the People's Republic of China, ?? ??? ?? ??
British Standards Institution (BSI), ?? ??? ?? ??
IN-BIS, ?? ??? ?? ??
農(nóng)業(yè)農(nóng)村部, ?? ??? ?? ??
Professional Standard - Navy, ?? ??? ?? ??
SCC, ?? ??? ?? ??
American National Standards Institute (ANSI), ?? ??? ?? ??