From the cycle of economic connotation, principle, mining county economic development potential, regulate the use of resources, and strengthen economic management.

从循环经济内涵、原理出发，挖掘县域经济发展潜力、规范资源利用、强化经济管理。

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The coupling relation of petroleum resources exploitation and regional economic sustainable development of mineral areas is discussed on the basis of the theory of resources requisite life-cycle.

运用矿产资源需求生命周期理论，探讨油矿城市矿产资源开发与区域经济持续增长的耦合关系。

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These patents represent scientific advancements and ideas as well as hundreds of millions of dollars in revenue for the universities, who in turn invest in more development and innovation, promoting a cycle of economic growth.

FORBES: A Common Cause for Both Parties