所屬欄目:合成革專業(yè)英語
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 ) [閱讀本文] >>