The model can predict displacement which is caused by excavation in underground engineering and can predict stable displacement over a long period of time after formed excavation.
运用灰色理论建立预测地下工程开挖位移的模型，预测成洞后长期的开挖稳定位移，为工程开挖提供了较为有效的方法。
Rock burst is often met in excavation unloading of underground engineering in high geo-stress areas.
岩爆是高地应力区地下工程开挖卸荷产生的动力现象。
In hills region, a new equilibrium system will formed after the original stability of slop body was collapsed by excavation works of underground engineering.
在丘陵地区进行地下工程开挖将破坏坡体原有的稳定性，并形成新的平衡体系。
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