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DE?? ? ?? ??? ?? ??
?? 34??? ?? ? ?? ??? ?? ??? ??? ??? ??.
?? ???? ?? ? ?? ??? ?? ??? ??? ??? ??? ????: ??(??)? ?? ? ??, ??.
Henan Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Xinjiang Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Jiangxi Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Jiangsu Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Shaanxi Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Shandong Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Hubei Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Qinghai Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Professional Standard - Certification and Accreditation, ?? ? ?? ??? ?? ??
Heilongjiang Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Shanxi Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Hunan Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
Shanghai Provincial Standard of the People's Republic of China, ?? ? ?? ??? ?? ??
CN-STDBOOK, ?? ? ?? ??? ?? ??