在一机部、冶金部和衡阳市委的重视与关怀下,在衡阳冶金机械修造厂和沈阳重型机器厂的积极努力下,破碎研磨机械耐磨材料和易损零件质量攻关经验交流会于1975年3月1日至9日在衡阳市召开,参加会议的有一机、冶金、石油化工和建材等系统的40个单位115名代表。会议以党的基本路线为纲,交流了18个单位在试验研究破碎研磨机械耐磨材料和提高易 In a machine department, the Ministry of Metallurgy and Hengyang municipal Party committee’s attention and care, Hengyang Metallurgical Machinery Factory and Shenyang Heavy Machinery Factory’s active efforts, crushing grinding machine wear-resistant materials and vulnerability parts quality exchange experience exchange meeting in 1975 March 1 to 9 held in Hengyang City, attended the meeting of a machine, metallurgy, petrochemical and building materials systems 40 units 115 representatives. The meeting with the party’s basic line as the key link, the exchange of 18 units in the experimental study of crushing and grinding machinery wear-resistant materials and improve easy