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史无前例的无产阶级文化大革命在伟大领袖毛主席指引下取得了伟大的胜利。在文化大革命全面胜利的凯歌声中,我国社会主义革命和社会主义建设在毛主席的革命路线指引下迅猛发展,形势一派大好！ 我国工农业生产的跃进,国防工业的发展,对轴承的品种、数量、质量提出了更高的要求。旧工艺、旧方法远远不能满足,尤其是投料工序更是如此。在毛主席的“抓革命、促生产”伟大号召下,我们边学习,边实践,针对投料工序进行革命。但是由于没有跳出原框子,好长一段时间没见到显著的效果。 68年末,我们从螺母加工过程中得到了启发,轴承套圈能否进行冷挤压加工?加工
The great proletarian cultural revolution has won great victory under the guidance of Chairman Mao, the great leader. In the triumphant song of the all-out victory of the Cultural Revolution, the socialist revolution and construction of socialism in our country under the guidance of Chairman Mao’s revolutionary line have witnessed rapid development. The situation is fantastic. The leap forward in our country’s industrial and agricultural production and the development of national defense industry put forward higher requirements on the variety, quantity and quality of bearings. The old process, the old method is far from satisfied, especially the feeding process is even more so. Under the great call of Chairman Mao’s “grasping the revolution and promoting production,” we have been learning and practicing in the course of carrying out the revolution in connection with the process of casting materials. However, for a long period of time, no significant effect was found because of not jumping out of the original frame. At the end of 68, we got the inspiration from the nut processing process, can the bearing ring be cold pressed? Processing