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由我院机械二系热处理教研室和天津市有色合金厂共同研制的“冷拉器皿模具材料的研究及应用”于一九八八年十二月五日在我院热处理实验室通过技术鉴定.
The research and application of “cold-drawn container mold material” co-developed by the Department of Mechanical Second Department of Heat Treatment and Tianjin Nonferrous Alloy Factory passed the technical appraisal in the heat treatment laboratory of our hospital on December 5,