narrow molecular-weight distribution

基本解释

Resins with narrow molecular-weight distribution can have lower die swell, but this doesn't necessarily mean less buildup.
具有窄分子量分布的树脂会有低的出口膨胀，但这不意味着它一定有较少的口模积料。
By adding THF to the above systems we also obtained the narrow distribution polystyrene with molecular weight in the range of 104-105.
在非极性溶剂中加一定比例的THF以后，该体系也能合成分子量范围为10~4～10~5的窄分布聚苯乙烯。
The graft copolymer of cationic starch and APAM with narrow molecular weight distribution was prepared and used for dry-strengthening agent.
用阳离子淀粉接枝窄相对分子质量阴离子聚丙烯酰胺制备干增强剂。