在毛主席革命路线的指引下,收割机刀片攻关组以阶级斗争为纲,坚持党的基本路线,贯彻执行“鞍钢宪法”,实行生产、使用、科研及工人、干部、技术人员两个三结合,发扬社会主义大协作,攻关工作取得了较好的进展。北方收割机刀片(包括动、定刀)已有四台机子刀片寿命由700～1000亩/米(割幅)提高到1500亩/米,达到了第一 Under the guidance of Chairman Mao’s revolutionary line, the harvester blade research group took the class struggle as the guideline, adhered to the Party’s basic line, implemented the Anshan Iron and Steel Constitution, and implemented production, use, scientific research, and workers, cadres, and technicians. We have carried forward the great socialist cooperation and made good progress in tackling key problems. The northern harvester blades (including moving and fixed cutters) have already had the life of four machine blades from 700 to 1,000 mu/meter (cut width) to 1500 mu/meter, reaching the first