将气体传感器阵列与灰色系统理论相结合，设计出用于气体定量分析的电子鼻。

The electronic nose for gas quantitative analysis is designed through combining gas sensor array with gray system theory.

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通过对影响校园安全的因素分析和灰色关联理论在校园安全评价中的适用性分析，得出校园安全存在与灰色系统理论相耦合的特征。

According to analysis of factors affecting campus safety and applicability of grey incidence theory in campus safety assessment, there is a conclusion that campus safety couples in grey system theory.

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本文根据灰色系统理论，提出了一种用于塔板评价与选择的关联分析法。

Based on the grey system theory, a method for evaluating and selecting trays is proposed.

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