高分子材料: high molecular materialhigh polymer materialmacromoleculepolymer science
Example Sentences:
1.
Study of preparation of polymer surfactant of ester - salt of copolymaleic anhydride with nonyl phenyl polyoxyethylene ether 新型高分子表面活性剂马莱酸壬基酚聚氧乙烯酯盐类的合成研究