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本刊1990年第3期已刊过毫秒爆破在炮采工作面应用的文章.考虑到地方煤矿推广这项技术的需要,选登该文,供地方矿生产技术人员参考.
The journal No. 3, 1990 has been published mill blasting blasting mining application in the face of the article taking into account the needs of local coal mines to promote this technology, selected this article for local mine production and technical personnel for reference.