二是关联程度低、产业链条短。
Second, correlation indices is also low and industry chain is short.
产业转型的产业链条延伸必须依靠人力资源和科技力量；
The extension of the industry chain must depend on the human resource and the technology;
产业转型的产业链条延伸必须依靠人力资源和科技力量；
The extension of the industry chain must depend on the human resource and the technology;
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