现在，国家只报告基于空气污染指数PM 10，及颗粒物小于10微米，这就是为什么监测结果不能匹配人们对空气污染的认识。
The country now only reports air quality based on readings of PM10, particulate matter smaller than 10 microns, which is why monitoring results do not match people's sense of pollution.
设计并实现了基于依存句法分析的细颗粒意见挖掘算法和基于关键字匹配的细颗粒意见挖掘算法，并构建产品特征库和中文极性词典。
We investigated dependency parsing based algorithm and keyword matching based algorithm for feature-based opinion mining. We construct a product features library and a Chinese polarity Dictionary.
设计并实现了基于依存句法分析的细颗粒意见挖掘算法和基于关键字匹配的细颗粒意见挖掘算法，并构建产品特征库和中文极性词典。
We investigated dependency parsing based algorithm and keyword matching based algorithm for feature-based opinion mining. We construct a product features library and a Chinese polarity Dictionary.
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