用回归分析法确定了计算松弛率的经验公式，并对公式进行了精度分析。

Empirical formula for calculating relaxation ratio has been defined by regressive analysis and accuracy about formula has been analysed.

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结论结扎橡皮圈在不同负载下均存在应力松弛的现象，应力松弛率相同。

Conclusion the rate of stress relaxation of the rubber ring ligatures on different loads are the same.

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我们将在核磁共振实验中量测与温度有关的谱线、奈特位移及自旋晶格松弛率。

We will perform NMR experiments by measuring temperature-dependent line shape, Knight shift, as well as spin-lattice relaxation rate on each individual sample.

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