The numerical analogy has been adopted to study the mechanic features influencing stress distribution in coal and rock around the roadway in order to control rock burst disasters.
为了治理冲击矿压灾害，采用数值模拟方法研究了井巷周围煤岩体的力学特性对应力分布的影响。
ALN had reasonable mechanic distribution, low stress shielding rate and fixation stability, also was easy to operate with rapid rehabilitation.
ALN钉具有力学分布合理、应力遮挡小、内固定稳定可靠，手术操作方便，能早期恢复伤肢功能的特点。
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