定义了岩体宏观损伤张量和岩体损伤应变。

The macrodamage tensor and damage strain are defined.

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同时，文章详细讨论了裂隙系统对岩体宏观损伤性质的影响。

The effect of the joint system on the macro-damage behaviour of rock mass is also discussed in detail.

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该研究同时得到了对应于构件宏观损伤和失效两个预警信号的声发射特性。

The study also obtained the characteristics of AE warning signals that correspond with macroscopic damages and failures for the tested components.

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