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化工行业拥有众多的子行业,长期以来,各子行业已各自形成相对稳固的下游市场支撑体系。这些行业调整产品结构、实现发展方式转变,很大程度上取决于支撑体系的建设节奏和发展需要。在抵御波
The chemical industry has a large number of sub-sectors. For a long time, each sub-sector has formed a relatively stable downstream market support system. The adjustment of product mix and the shift in the mode of development of these industries depend largely on the pace of construction and the development needs of the support system. Against the wave