n.乙烯基
A heat resistant vinyl ester resin was studied. 研究了一種耐高溫乙烯基酯樹(shù)脂。
This type of vinyl is a poor substitute for leather. 這種乙烯基材料代替皮革十分勉強(qiáng)。
adj.乙烯聚合物的
n.丁二烯
