接着给出了参数区间摄动情形下性能保持鲁棒性的一个充分条件。

A sufficient condition for the performance to be robust under interval parameter perturbations is obtained.

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与脆化温度较高的相比，脆化温度较低的材料在低温下性能保持率较高。

Compared with the plastics that had high brittle temperature, the plastics that had low brittle temperature had a higher retention of property.

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该车手的赛车性能保持不变，只是在尾流影响时，后面一辆车被修改。（受尾流影响不好跟车？）

The performance of the player's car is unchanged except that the slipstreaming effect when behind another car has been modified to make it less beneficial.

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