通过现场调查、观测及实验室相似材料模型实验，分析了大倾角煤层巷道围岩的变形和破坏特征。
With site investigation and observation as well as similar material model test, the paper analyzes the surrounding rock deformation and failure characteristics of roadways in high pitched seam.
结果表明，数字散斑相关方法不仅克服了传统机械点测量方法的某些缺点，同时具有较高的精度，可用于相似材料的模型实验。
Results indicate that the DSCM overcomes the shortcomings of traditional mechanical point measurement method, and its precision was enough for similarity simulation experiment.
结果表明，数字散斑相关方法不仅克服了传统机械点测量方法的某些缺点，同时具有较高的精度，可用于相似材料的模型实验。
Results indicate that the DSCM overcomes the shortcomings of traditional mechanical point measurement method, and its precision was enough for similarity simulation experiment.
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