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航天部质量技术司委托部技术交流总站和北京材料工艺研究所筹办的“扩大应用精密铸造技术座谈会”于1985年10月21日在北京材料工艺研究所召开。航天部和航空部有23个设计使用单位45名代表参加了会议。 会议由部技术交流总站龚子云处长主持。首先由部质量技术司原副总工程师田立志、航
Aerospace Department of Quality and Technical Commission commissioned by the Ministry of Technology Exchange Center and Beijing Institute of Materials Technology organized by the “enlarged application of precision casting technology Symposium” on October 21, 1985 in Beijing Institute of Materials Technology was held. Aerospace Department and Ministry of Aviation have 23 design units 45 attended the meeting. The meeting was presided over by Chief Minister Gong Ziyun of the Technical Exchange Headquarters. First by the Department of Quality and Technical Secretary former deputy chief engineer Tian Lizhi, Air