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在毛主席无产阶级革命路线指引下和在无产阶级文化大革命、批林批孔运动的推动下,我厂和抚顺红透山铜矿、东北工学院协作,共同研制了CGJ—3型三机轨
Under the guidance of Chairman Mao’s proletarian revolutionary line and under the proletarian cultural revolution and the campaign of criticizing Lin and Pidong holes, our factory collaborated with Hongtoushan Hongtong Copper Mine of Fushun and Northeast Institute of Technology to jointly develop CGJ-3 type three-track