实验结果表明，该方法能很好地通过虫食菜叶的几何特征识别害虫种类，为科学防治和害虫危害程度评价提供科学依据。

The results show that the method is good at recognizing the pest species by the geometric feature of eaten leaves by pests, and give a scientific evaluation for the leaf's harm degree.

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评价美国各地地震的危害程度，以及谨慎决策何时更换或加固不坚固的建筑物是十分重要的。

It is wise to examine earthquake hazards everywhere in the US, and to make prudent decisions about when it makes sense to replace or shore up vulnerable buildings.

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结论平均等效声级可以作为评价和比较工业企业的噪声危害程度的综合指标。

Conclusion the average equivalent sound level maybe as comprehensive index to evaluate the noise hazard in industrial enterprises.

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