While restoring growth, we should optimize energy mix, upgrade industries and develop a green economy.

在推动经济恢复增长的同时，我们应优化能源结构，推进产业升级，大力发展绿色经济。

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Advises improvements to the present system in order to optimize the operating efficiency and economy of the said system.

对现有的系统提出改进建议，从而优化该系统的运作效率和经济节约。

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At the time, it is the issues and challenges for industrial economy investigators that how to guide market participators' action and optimize market structure and improve market efficiency.

在这种情况下，如何引导市场参与者行为，优化市场结构，进而提高市场运行效率，是产业经济研究者所面临的问题与挑战。

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