displacement and development 置换开发
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According to field information, this paper USES GM (1, 1) to predict future displacement development tendency, so forecasting and predicting deformation is easy to obtain.
本文根据现场实测巷道围岩位移量测信息，利用灰色GM(1,1)模型预测巷道位移未来的发展趋势，达到预测、预报巷道变形的目的。
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