Lesson 6 Clean production technologies of dry process

所属栏目：合成革专业英语

With the development of industry,especially in the 21th century,the environment protectionmore and more get the attention of the world. Solventborn resin contain a lot of volatile organicsolvent (VOC) and it will be discharged into the atmosphere,so it ca ......（本文共 20099 字 ）     [阅读本文] >>


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