在毛主席关于“开发矿业”的伟大号召指引下,我厂广大职工在冶金部、冶金局和地县各级领导的指导下,高举“鞍钢宪法”伟大红旗,以大庆为榜样,三年来,在扩大凿岩机备件生产中,以路线为纲,加强党的一元化领导,走自己工业发展道路,成功地采用了熔模精密铸造工艺。 Guided by Chairman Mao’s great call on “mining development”, the vast majority of our factory workers, under the guidance of the leaders of metallurgy, metallurgy and prefectures and cities, uphold the great red banner of the Ansteel Constitution and take Daqing as an example. Over the past three years, In expanding the production of rock drill spare parts, taking the route as the key link, strengthening the party’s unified leadership and taking the road of industrial development, the investment casting process has been successfully adopted.