So it is necessary that we research the theory and method for uncertain system.

由此可见，对不确定性系统的理论与方法的研究是必要的。

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Finally, method for the study of the uncertain problem is also introduced.

最后介绍了不确定性问题的研究方法。

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Finally, method for the study of the uncertain problem is also introduced.

最后介绍了不确定性问题的研究方法。

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