water-repellent for paper making 造纸抗水剂
Emulsifier for paper making 造纸专用乳化剂
Water-proofing agent for paper making 造纸抗水剂
Sizing agent for paper making 造纸施胶剂
Defoamer For Paper Making 造纸用消泡剂
Are you buyers interested in mixed African hardwood wood chips for paper making?
各位买家当中有哪位对用复合非洲硬木片造纸感兴趣?
This article introduces the results of mineral processing study on sedimentary kaolinite in coal measures to produce coating pigment for paper making.
本文介绍了利用风台山煤系沉积型高岭土矿生产造纸涂料产品的试验研究。
This becomes a sheet of paper. Large machines started to be used for making paper near the end of the sixteenth century.
VOA: special.2009.07.06
Large machines started to be used for making paper near the end of the 16th century.
VOA: special.2009.01.26
Internet users can do a search and find directions for making homemade paper.
VOA: special.2009.07.06
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