在毛主席无产阶级革命路线指引下,在批林批孔运动的推动下,我们遵照毛主席“独立自主,自力更生”的教导,在厂党委的领导下因陋就简,土法上马,大胆采用本省资源,积极试验、推广、使用“七○”砂新工艺取得可喜成绩。现在我厂铸钢件从10多公斤到200公斤;铸件壁厚由25毫米到100毫米,用“七○”造型都获得成功,铸件内外质量良好,清理方便,深受操作工人的欢迎。 Guided by Chairman Mao’s proletarian revolutionary line and with the pro-forest campaign, we follow Chairman Mao’s teachings of “independence and self-reliance.” Under the leadership of the party committee of the factory, Test, promotion, the use of “70” Sand new technology to obtain gratifying results. Now I plant castings from 10 kg to 200 kg; casting wall thickness from 25 mm to 100 mm, with “70” shape are successful, good quality inside and outside the casting, easy to clean, welcomed by the operatives.