常見例句Dushanzi asphalt was modified by blending resin and rubber polymers.The experiments of polymers blending ratios were arranged by uniform design method.采用均勻設(shè)計法安排試驗,通過加入不同比例的樹脂類聚合物及橡膠類聚合物對獨(dú)山子煉油廠的瀝青進(jìn)行了改性。 返回 Dushanzi