【Key words】 the crock up of resources; mine engineering discipline; practice base; the fenghuangshan mine
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The spontaneous fire of debris heap leads heavy lost, the application of grouting fire-extinguish method in Fenghuangshan mine is introduced.
矸山的自燃对企业和国家都造成很大损失。介绍和分析了注浆灭火法在凤凰山矿自燃矸山灭火中的应用。
The noise produced by Roots blower was effectively reduced with advanced noise control techniques in the coal washing plant of Fenghuangshan Mine.
介绍了凤凰山矿洗煤厂罗茨鼓风机房内外采用先进的噪声控制技术，有效地降低了罗茨鼓风机及周围的环境噪声。
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