此时岩体应力—应变曲线的斜率为零。

At that time, the slope of stress-strain curve of the rock is zero.

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得出了在恒应变、应力条件下应力、应变—时间曲线及数据。

Reduced curve and data in the constant strain and stress were obtained.

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得出了在恒应变、应力条件下应力、应变—时间曲线及数据。

Reduced curve and data in the constant strain and stress were obtained.

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