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DE???? + ?? + ??
?? 46??? ???? + ?? + ??? ??? ??? ??.
?? ???? ???? + ?? + ??? ??? ??? ??? ????: ?????, ?? ??, ??????, ?? ??, ?? ??, ???, ????, ?? ??, ???, ?? ??, ????.
SAE - SAE International, ???? + ?? + ??
U.S. Military Regulations and Norms, ???? + ?? + ??
Group Standards of the People's Republic of China, ???? + ?? + ??
American Society of Mechanical Engineers (ASME), ???? + ?? + ??
工業(yè)和信息化部, ???? + ?? + ??
Professional Standard - Ferrous Metallurgy, ???? + ?? + ??
Professional Standard - Machinery, ???? + ?? + ??
SCC, ???? + ?? + ??
Military Standard of the People's Republic of China-General Armament Department, ???? + ?? + ??
機(jī)械電子工業(yè)部, ???? + ?? + ??
United States Navy, ???? + ?? + ??
American National Standards Institute (ANSI), ???? + ?? + ??
Professional Standard - Chemical Industry, ???? + ?? + ??
American Society for Testing and Materials (ASTM), ???? + ?? + ??
Korean Agency for Technology and Standards (KATS), ???? + ?? + ??
國(guó)家市場(chǎng)監(jiān)督管理總局、中國(guó)國(guó)家標(biāo)準(zhǔn)化管理委員會(huì), ???? + ?? + ??
Shanxi Provincial Standard of the People's Republic of China, ???? + ?? + ??
Hunan Provincial Standard of the People's Republic of China, ???? + ?? + ??
Japanese Industrial Standards Committee (JISC), ???? + ?? + ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ???? + ?? + ??