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我于1979年7月赴美进修学习,1981年7月回国。在美国逗留期间先后参观了威斯康星州Waukesha铸造中心,一批中心型铸钢、铸铁、铝铸件和高镍铬耐热耐蚀离心铸菅等铸造厂。回国前美国的Loper教授又安排南京工学院的孙国雄同志和我参观访问通用、福特两大汽车公司所属大型专业化铸造厂和中心试验室。由于这两家公司于1979年初曾派代表团访华,所以对我们这次访问接待较热情。例如我们第一站访问通用公司中央铸造部Saginaw
I went to study in the United States in July 1979, and returned to China in July 1981. During his stay in the United States, he visited the Waukesha Foundry Center in Wisconsin, a group of foundries specializing in cast steel, cast iron, aluminum castings and high Ni-Cr heat-resistant and corrosion-resistant centrifugal casting casks. Returning to the United States, Professor Loper also arranged for Sun Guoxiong of Nanjing Institute of Technology and I visited the large specialized foundries and central laboratories of General Motors and Ford Motor Vehicles. Since the two companies sent delegations to visit China in early 1979, they were more enthusiastic about our reception. For example, we first visit Saginaw, a general foundry of GM