简单的无规线团状态聚合物溶解在挥发性的溶剂配置成稀溶液,在有潮湿空气在表面流动时浇铸到玻璃片上。
Dilute solutions of a simple, coil-like polymer in a volatile solvent are cast on a glass slide in the presence of moist air flowing across the surface.
鉴于上述结果,作者认为头发黑素可能是由不含硫的氨基酸和含硫氨基酸通过复杂的氧化作用和共聚作用生成的无规则聚合物。
The above results suggest that hair melanin iss complex random polymer, formed by a very complicated process of oxidation and copolymerization of both sulfur-containing and non-sulfur amino acids.
以载体型钛系齐格勒-纳塔催化剂进行了丙烯和乙烯无规共聚合的研究。
The random copolymerization of propylene and ethylene with a supported titanium contained Ziegler-Natta catalyst has been studied.
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