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DE??? ?? ?? ??
?? 125??? ??? ?? ?? ??? ??? ??? ??.
?? ???? ??? ?? ?? ??? ??? ??? ??? ????: ?? ??, ?? ??, ?? ?? ??, ???? ? ?? ???, ?? ??, ???? ?? ? ??, ??? ??, ????? ???, ??/???? ?? ? ???? ??, ???, ??? ??, ?? ?? ??, ?? ??, ?? ??, ?? ? ??, ??????, ?????? ??, ??, ???, ?? ? ?? ?? ??, ??? ?? ? ??, ???.
Professional Standard - Petroleum, ??? ?? ?? ??
Professional Standard - Railway, ??? ?? ?? ??
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ??? ?? ?? ??
Professional Standard - Aerospace, ??? ?? ?? ??
Group Standards of the People's Republic of China, ??? ?? ?? ??
Professional Standard - Automobile, ??? ?? ?? ??
Professional Standard - Ferrous Metallurgy, ??? ?? ?? ??
Henan Provincial Standard of the People's Republic of China, ??? ?? ?? ??
Professional Standard - Coal, ??? ?? ?? ??
Guangdong Provincial Standard of the People's Republic of China, ??? ?? ?? ??
國家市場監督管理總局、中國國家標準化管理委員會, ??? ?? ?? ??
Professional Standard - Light Industry, ??? ?? ?? ??
GOST, ??? ?? ?? ??
Professional Standard - Traffic, ??? ?? ?? ??
Military Standard of the People's Republic of China-General Armament Department, ??? ?? ?? ??
Professional Standard - Aviation, ??? ?? ?? ??
Professional Standard - Machinery, ??? ?? ?? ??
Professional Standard - Public Safety Standards, ??? ?? ?? ??
Professional Standard - Speciality, ??? ?? ?? ??
Beijing Provincial Standard of the People's Republic of China, ??? ?? ?? ??
Professional Standard - Forestry, ??? ?? ?? ??
Anhui Provincial Standard of the People's Republic of China, ??? ?? ?? ??
Shandong Provincial Standard of the People's Republic of China, ??? ?? ?? ??
機械電子工業部, ??? ?? ?? ??
Professional Standard - Urban Construction, ??? ?? ?? ??