Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Professional Standard Category: Professional Standard - Education

JY 0034-1991    The optical bench for common education
普教光具座 ;
Category No.:JY Valid Status:valid
Issued Organization: Issued Date:
Implemented Date:2004-1-9 Abolished Date:
Superseded Standard.: Superseded Date:
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JY/T 0644-2022   JY 67-1982   JY 0012-1990   JY 21-1979   JY 207-1985   JY 252-1987   JY 74-1982   JY 0016-1990   JY/T 0213-2022   JY 254-1987   JY 13-1978   JY 72-1982   JY 194-1985   JY/T 0540-2022   JY/T 0626-2020   JY 19-1985   JY/T 0530-2022   JY 0011-1990   JY 176-1986   JY/T 0616-2023  

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