The resins were used to turn out millions of helmet liners.用这类树脂生产了成百万只钢盔内衬.Cheapness is one of the main attractions of polyester resins.廉价是聚酯树脂受到欢迎的主要原因之一.The mechanism of tackification of rubbers by resins is not compl...
Alkyd resins are often modified with other resins to obtain specific properties.多元醇酸树脂通常用其它树脂改性以获得特殊的特性.Chemicals Stocks, Ferroalloy and Products, PVC Resins, Plastic Raw Material, Chemical Supplies.采购产品股票, 铁合金和产品, PVC树脂...