The mode of production is presented as a combination ofstripping in advance and digging in turn. The theoretical basis to select the optimum strippingtime interval in layer-by-layer stripping method is discussed and tested actually.
在计算和观测结果的基础上预报融化深度并作出诺模图；提出超前剥离与轮流开采相结合的生产方法，探讨逐层剥离融化法最佳剥离时间选择的理论依据并作了实验验证。
参考来源 - 冻结砂金矿自然解冻和开采方法的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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