1987年5月14日至17日,中国选矿情报网选矿测试技术及自动控制情报网,在锦州市召开了第二届年会和国产选矿检测与控制仪器仪表推广交流会。来自全国18个省市、9个部委的56个单位共90名代表出席了会议。会议交流了论文和资料40多篇,展出、演示国产仪器仪表11种。有红外、微波、中子、快速加热等 May 14, 1987 to May 17, beneficiation test technology and automatic control information network of China Mineral Information Network, held its second annual meeting in Jinzhou City and the domestic dressing and testing and control instrumentation to promote exchanges. A total of 90 representatives from 56 units in 18 provinces and cities and 9 ministries and commissions in the country attended the meeting. More than 40 papers and materials were exchanged during the conference and 11 kinds of domestic instruments were exhibited and demonstrated. There are infrared, microwave, neutron, rapid heating and so on