在预测领域，灰色系统理论使用的是GM(1,1)模型。

GM (1, 1) model of Grey System Theory is used in prediction realm.

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这里主要运用不同的灰色系统理论模型对实验数据进行拟合，误差分析显示精度是很高的。

Here different grey system theoretical models are used to fit the experiment data; the error analysis demonstrates that the precision is high.

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研究表明，基于灰色系统理论的航天器故障状态预测方法是可行的。

Here, the method to predict fault status of satellite based on Gray System Theory is proposed.

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