Introduce the development trend, production technique and domestic market demand of PP block copolymer.
介绍国外PP嵌段共聚物的开发动向，生产技术及国内市场需求。
Constantly to meet the demand of the market, dedicated to the development of domestic market.
不断满足市场的需求、致力开发国内市场。
Constantly to meet the demand of the market, dedicated to the development of domestic market.
不断满足市场的需求、致力开发国内市场。
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