Laboratory physical model test is an important approach for study on stability and failure mechanics of slopes.

室内物理模型试验方法是进行边坡稳定性和破坏机理研究的重要方法。

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Through analyzing rock failure due to rock burst in-situ, applying the rock burst strength theory and the stability theory, and using physical modelling experiment, the mathematical model is built.

数学模型是在实地分析岩爆破坏机制基础上，经过岩爆强度理论及稳定理论分析，并经过物理模型试验验证后建立的。

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This paper deals with a physical and mathematical model for the vibration failure diagnosis of rotary machines.

本文从主板的物理故障分类入手，分析了计算机主板发生物理故障的原因，介绍了常用的维修方法。

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This paper deals with a physical and mathematical model for the vibration failure diagnosis of rotary machines.

本文从主板的物理故障分类入手，分析了计算机主板发生物理故障的原因，介绍了常用的维修方法。

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