论文部分内容阅读
在毛主席革命路线指引下,近年来用尼龙制品代替铜合金的应用得到迅速发展。为了总结交流经验,促进尼龙在矿山机械中更广泛的应用,辽宁省冶金局和机械局子四月二日至六日在杨家杖子矿务局召开了“圆锥破碎机应用铸型尼龙大型衬套鉴定和经验交流会”。出席会议的有来自各省、市的二
Under the guidance of Chairman Mao’s revolutionary line, the application of nylon products instead of copper alloys has been rapidly developed in recent years. In order to sum up the exchange of experience and promote the wider application of nylon in mining machinery, Liaoning Province Metallurgical Bureau and Machinery Bureau from April 2 to April 6 at the Yangzijizi Mining Bureau held a “cone crusher application of cast nylon large lining Set identification and experience exchange meeting. ” Attend the meeting from two provinces and cities