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为了交流铸造行业的先进工艺技术,促进铸造技术的发展,航天工业部于1983年7月4日至7日在北京召开了航天工业部铸造技术交流站成立大会。来自47个单位的70余名代表出席了会议。会议期间听取了国内外铸造行业的动态报告,关于优质铸件生产及过滤净化技术的应用的学术报告,还就冷硬树脂砂的应用和差压铸
In order to exchange advanced technology in the foundry industry and promote the development of foundry technology, the Ministry of Aerospace Industry held a founding meeting of Foundry Technology Exchange Station of the Ministry of Aerospace Industry in Beijing from July 4 to July 7, 1983. More than 70 delegates from 47 units attended the meeting. During the meeting heard the dynamic report of the foundry industry at home and abroad, the report on the application of high-quality casting production and filtration purification technology, but also on the application of cold and hard resin sand and differential pressure casting