The molecular weight distribution of sulfonated polysulfone, expressed in terms of intrinsic viscosity distribution, has been determined by GPC method.
本文用gpc法测定了磺化聚砜的分子量分布，它是以特性粘数的分布来表示的。
2
Two-stroke engine has its intrinsic advantages in terms of high specific power, compactness, light weight, low cost, etc.
二冲程汽油机具有升功率大、机械损失小、结构简单、制造成本低以及便于维修等特点。
3
The aqueous solution properties of poly-dimethyldiallylammonium chloride (PDMDAAC) with different molecular weight(intrinsic viscosity) and narrow distribution were studied in this paper.