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受省经委委托,中国有色金属工业总公司昆明公司于1989年8月21日在昆明召开了“大姚铜矿锚网喷联合支护技术鉴定会”,来自省经委、省科委、高等院校、设计研究院所、矿山企业和公司机关的专家、教授和科技人员近二十人参加了会议,会议认为该项技术成果达到了国内先进水平,并经过大量生产实践考验,在“锚(杆)网组合一体”上有创新,具有推广应用价值而通过技术鉴定。
Commissioned by the Provincial Economic Commission, Kunming, China National Nonferrous Metals Industry Corporation held in August 21, 1989 in Kunming, “Dayao copper anchor spray combined support network technology appraisal meeting,” from the Provincial Economic Commission, the provincial Science and Technology Commission, Nearly twenty people from universities, design institutes, experts from mining enterprises and companies, professors and scientific and technological personnel attended the meeting. The meeting concluded that the technical achievement has reached the advanced domestic level and has been tested in mass production practice. Pole) network combination of "innovation, with the promotion and application of value through technical appraisal.