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在举国欢庆华国锋同志任中共中央主席、中央军委主席和粉碎“四人帮”篡党夺权阴谋的伟大胜利的大喜日子里,吉林省机械系统金相学习班于1976年10月5日至11月3日在四平举办。在省机械研究所主持下,学习班由省机械情报总站委托四平市科技交流站负责主办,共有学员52名、教员10名。学习内容有金属学,热处理基础,结构钢、工具钢、铸铁(包括球墨铸铁)等的检验方法和操作技术,以及金相摄影技术等。第一汽车厂和东北齿轮厂的同志还作了汽车零件废品分析和齿轮渗碳等专题讲座。
In celebrating the great victory of Comrade Hua Kuo-feng as Chairman of the Central Committee of the Communist Party of China (CPC) Central Committee and Chairman of the Central Military Commission and the smashing of the “gang of four” in the conspiracy to usurp the party and power, Jilin Province Metallographic Seminar on Mechanical Systems was held on October 5, 1976 To be held in Siping on November 3. Under the auspices of the Provincial Institute of Machinery, the study class by the provincial machinery intelligence station commissioned Siping City Science and Technology Exchange Station is responsible for hosting a total of 52 trainees, 10 teachers. Learning content Metals, heat treatment based on structural steel, tool steel, cast iron (including ductile iron) and other test methods and operating techniques, and metallographic photography. First Automobile Works and Northeast Gear Factory comrades also made a car parts scrap analysis and gear carburizing and other seminars.