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▲陕西航空工业局标准化工作会议暨标准化协作组1989年年会,企业标准化水平考核现场会,于1989年元月27日至29日在一七二厂召开。
▲Shaanxi Aviation Industry Bureau Standardization Work Conference and Standardization Collaboration Group’s 1989 Annual Meeting, and the enterprise standardization level assessment site meeting was held in the 177th Factory from January 27 to January 29, 1989.