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山东铝厂矿山公司采纳了工程技术人员提出的“重新评价开发北采石石灰石矿”的建议,组织专业人员反复论证了开采北采石在技术上的可行性,在经济上的合理性。于1987年6月做完了开采的初
Shandong Aluminum Plant Mining Company adopted the engineering and technical personnel proposed “re-evaluation of the development of northern quarry limestone” proposal, the organization professionals repeatedly demonstrated the exploitation of northern quarry in the technical feasibility of the economic rationality. In June 1987 completed the beginning of mining