...采场结构参数；数值模拟；稳定性评价[gap=1660]Key words: stage backfilling; stage-by-stage optimal; structural parameters of stope; numerical simulation; estimation of stability..
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采用合理的采场结构参数是控制地压危害实现矿体安全高效开采的重要措施。
Adopting some reasonable structural parameters for stope is a key measure to control ground pressure and achieve the safe and efficient exploitation of ores.
对于阶段空场法，采矿系统设计主要包括采场结构参数、矿柱大小、回采顺序等。
To block stoping, mining system design mainly includes design of block parameter, design of pillar's dimension, design of ore drawing sequence.
采矿方法和采场结构参数的正确与否是确定经济合理开发地下矿床的关键因素之一。
Correctness of the mining method and stope structural parameters is one of the key factors in determining the economically reasonable development of underground deposits.
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