Notice of RetractionResearch on the problems of innovating and upgrating the Liaoning machine tools industrial chain


Machine tools industry of Liaoning province plays an important role in China. Shenyang machine tool Co. Ltd and Dalian machine tool Co. Ltd delegate the highest level of Chinese machine tools enterprises. The paper analyze the technology innovation of machine tools industry of Liaoning from the industrial chain view. The core problems of machine tool… (More)

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