产业结构优化升级是产业结构合理化和高度化的有机统一。英国古典经济学创始人威廉·配第（Willian Petty，1623—1687）最先研究了产业结构理论。
产业结构优化升级(to improve or upgrade the structure of industry)
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产业结构优化升级(upgrading of the industrial structure)
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产业结构优化和升级，是当前经济生活中的重要任务。
Industrial structure is optimized and upgrade, it is the main task in current economy life.
金属粉体材料对促进有色行业和精细化工行业技术升级，推动优化产业结构具有重要意义。
Metal powder materials have great significance to promote the nonferrous metals industry and chemical industry to upgrade its technology and promote the optimization of the industrial structure.
城市化对产业结构升级的响应已成为新时期城市化推进的主要目标和产业结构优化的重要途径。
That urbanization should response to the industrial upgrade has become the essential target for urbanization in the new time and important way for industry structure upgrade.
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