The results show that the new model can properly reflect the weakening and failure process of rock bridge during shearing.

分析结果表明，该模型能较好地反映剪切过程中岩桥的弱化破坏过程。

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In addition, hydrogen sulfide may infiltrate and attack the crystalline matrix of the steel, creating conditions which can lead to weakening and failure of the steel in certain cases.

此外，硫化氢还能渗透并腐蚀钢的晶格，在某些情况下会导致钢性能的削弱甚至损坏。

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Wolfe, in contrast, grouped together a smorgasbord of heart problems that are harder to diagnose, such as angina, arrhythmia and heart failure, a weakening of the heart muscle.

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In the long term, though, failure to keep budget deficits under control could be costly for the American economy, forcing interest rates higher and weakening the labour market still further.

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