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毛主席教导我们:“阶级斗争是纲,其余都是目。”在阶级社会中,阶级斗争不仅是社会变革的巨大杠杆,也是生产发展的强大动力。无产阶级文化大革命大大促进了我国社会主义建设的蓬勃发展,一些高强度、高硬度和难加工合金钢材大量涌现,这就迫切要求金属加工工业尽快拥有更多、更快、更强有力的加工工艺手段。由于在文化大革命中,广大群众批判了洋奴哲学、爬行主义、名利思想,端正了教育革命和科研的方向,所以当工人师傅于一九七四年六月提出研究等离子加热切削的课题时,立即得到工厂、学院党委的支持。在省、市技协的大力协助下,沈阳重型机器厂、沈阳机电学院等单位组成了由工厂的工人、技术人员和学校工人、教师、工农兵学员三结合的试验小组。在一缺资料二无仪器设备的情况下,
Chairman Mao taught us: “Class struggle is the key link, and the rest are the ends.” In class society, class struggle is not only a tremendous lever of social change but also a powerful impetus to the development of production. The Great Proletarian Cultural Revolution has greatly promoted the vigorous development of our socialist construction. The emergence of a large number of high-strength, high-hardness and difficult-to-alloy steel products urgently requires the metal processing industry to have more, faster and more powerful processing technologies as soon as possible means. In the Cultural Revolution, the masses criticized the idea of Western slave philosophy, repressionism and fame and fortune, and rectified the direction of education revolution and scientific research. When the workers’ master proposed the study of plasma heating and cutting in June 1974, Get factory, college party committee support. With the help of provincial and municipal technical associations, Shenyang Heavy Machinery Factory and Shenyang Mechanical and Electrical Engineering Institute made up a tripartite experimental team consisting of factory workers, technicians, school workers, teachers, workers and peasants and soldiers. In the absence of a second instrument without equipment,