梅山铁矿加大无底柱分段崩落法采矿结构参数研究 ,采用计算机仿真、实验室物理模拟为先导 ,试验矿块、工业放出体试验为基础 ,分别进行了采场凿岩爆破参数、过渡分段、设备配套等单项试验 ,并在全矿及时进行了推广应用 ,极大地改善了矿石开采过程中的各项指标 ,促进了地下矿山开采的技术进步 Meishan Iron and Steel increased mining pillarless subsidence caving mining structural parameters, using computer simulation, laboratory physics simulation as the pilot, test nuggets, industrial emissions test, respectively, were carried out blasting rock drilling parameters, transition Sub-paragraph, equipment and other single-package test, and promptly in the whole mine to promote the use of greatly improved the ore mining process of the indicators and promote the technical progress of underground mining