在批林批孔运动推动下,我厂广大职工在长春光学机械研究所等兄弟单位大力协作下,高举独立自主、自力更生的旗帜,依靠科研、生产、使用部门“三结合”和工人、技术人员、管理干部“三结合”的威力,克服一系列技术难关,在今年三月,研制成功了 QGA 405型高精度光电圆刻线机,使我国 With the vigorous collaboration of Lin Chih-bung movement and the brothers and workers of Changchun Institute of Optics and Fine Mechanics, the majority of our workers hold high the banner of independence and self-reliance and rely on the “triple combination” of scientific research, production and use of departments with workers, technicians, Management cadres, “triple combination” of the power to overcome a series of technical difficulties, in March of this year, the successful development of the QGA 405 high-precision optical engraving machine, so that our country