The system matches flight patterns against flight plans filed in advance to pinpoint suspicious activity.

该系统与飞行模式相匹配，与提前确定可疑的行为和飞行计划相对立。

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In other matches, Maria Sharapova thrashed America's Mallory Burdette 6-1 6-1 to advance to the last 16, while fifth seed Petra Kvitova from Czech Republic beat France's Pauline Parmentier 6-4 6-4.

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