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论社会规律体系与经济体制改革的联系性
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作者 冯萧蕾 胡雅晴 《河北大学成人教育学院学报》 2000年第1期18-21,共4页
社会规律包括生产力规律体系,生产关系规律体系,上层建筑体系三个层次。它们是推动整个人类社会由低级向高级发展变化的社会总规律。只有遵循规律网的总体要求,才能取得经济体制改革的总体效应。
关键词 社会规律 经济体制改革 联系性 体系 生产力规律体系 上层建筑体系 生产关系规律体系
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Synthesis of Multi-component Mass-exchange Networks 被引量:5
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作者 刘琳琳 都健 +2 位作者 Mahmoud M. EI-Halwagi Jose Maria Ponce-Ortega 姚平经 《Chinese Journal of Chemical Engineering》 SCIE EI CAS CSCD 2013年第4期376-381,共6页
This paper presents a superstructure-based formulation for the synthesis of mass-exchange networks (MENs) considering multiple components. The superstructure is simplified by directly using the mass separation agents ... This paper presents a superstructure-based formulation for the synthesis of mass-exchange networks (MENs) considering multiple components. The superstructure is simplified by directly using the mass separation agents (MSA) from their sources, and therefore the automatic synthesis of the multi-component system involved in the MENs can be achieved without choosing a 'key-component' either for the whole process or the mass exchangers. A mathematical model is proposed to carry out the optimization process. The concentrations, flow rates, matches and unit operation displayed in the obtained network constitute the exact representation of the mass exchange process in terms of all species in the system. An example is used to illustrate and demonstrate the application of the proposed method. 展开更多
关键词 multiple components mass exchange network SUPERSTRUCTURE OPTIMIZATION
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