In this paper, the selection of structure parameters are analyzed, and points out the basis for the parameter selection, choice of other similar mine structure provides reference parameters.%本文对兰尖铁矿无底柱分段崩落法结构参数的选择进行了研究分析，指出了参数选择的依据，对其它类似矿山选择结构参数提供了参考。
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