以下为句子列表：
英文: Article 44 Business-operators in the catering services industry in urban areas must adopt measures to prevent and control the pollution caused by lampblack to the residential environment in the neighborhood.
中文: 第四十四条城市饮食服务业的经营者，必须采取措施，防治油烟对附近居民的居住环境造成污染。
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英文: On the foundation of heoretical research, design a kind of new spurt type kitchen lampblack purification machine.
中文: 在理论研究的基础上，设计了一种新型射流式厨房油烟净化机。
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英文: Through the research that managed for jet spraying mechanism, with vacuum and negative pressure effect of jet, the inhale row mathematics model of spurted lampblack is established.
中文: 摘要通过对射流喷射机理的研究，利用“喷射”的真空负压效应，建立了油烟喷射吸排数学模型。
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