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1991年12月5～7日在德州召开了山东省机械工程学会热处理分会暨山东省宁津特种铸造厂新产品推广会,来自全省大专院校、科研单位、工矿企业的代表共126人出席了会议。德州地区经委李天宝主任、省机械工程学会孙建民秘书长等在开幕式上讲了话,大会收到了中国机械工程学会热处理分会等单位的贺信、贺电。宁津县特种钢铸造厂张文清厂长介绍了该厂与沈阳铸造研究所共同研制的高硅锰耐热、耐磨铸钢的性能和使用概况。省热处理分会主任委员王世清教授作了学术活动报告。会议共收到论文
From December 5th to 7th, 1991, a heat treatment branch of Shandong Mechanical Engineering Society and a new product promotion conference of Ningjin Special Foundry Co., Ltd. were held in Dezhou. A total of 126 representatives from universities, research institutes, and industrial and mining enterprises from across the province attended the conference. Meeting. Director of the Economic Commission of Dezhou Li Tianbao and General Secretary Sun Jianmin of the Provincial Institute of Mechanical Engineering spoke at the opening ceremony. The conference received congratulatory letters and congratulatory messages from the Heat Treatment Branch of the China Mechanical Engineering Society. The director of Ningjin County Special Steel Foundry Zhang Wenqing introduced the performance and use profile of high-silicon manganese heat-resistant and wear-resistant cast steel jointly developed by the plant and the Shenyang Foundry Research Institute. Professor Wang Shiqing, chairman of the Provincial Heat Treatment Branch, made a report on academic activities. The conference received a total of papers