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产业结构的演进是指一个国家或地区各产业之间以及产业内部各行业之间的比例和发展速度由不协调走向协调的合理化过程;是高附加值、高技术和高知识密集度产业的产值在总产值中的比重不断提高、产业发展的类型和层次由低级向高级逐步演进的高度化的过程。其实质是实现资源在产业
The evolution of industrial structure refers to the process of rationalization of the ratio and the speed of development of industries in different countries and regions within industries from uncoordination to coordination; the output value of industries with high added value, high technology and high knowledge-intensive industries The proportion of the total output value continues to increase, the type and level of industrial development gradually evolved from a low level to a high level. Its essence is to achieve the resources in the industry