The molecular mass, molecular size and chain conformation of polysaccharides in solution (stiff chain, random coil, single-, double- or triple helix, aggregate) are mainly characterized by polymer solution theory and modern method in polymer science.
多糖的分子量、分子尺寸和链构象（刚直链、无规线团、单一、双一及三螺旋和聚集体等形态）主要依靠高分子溶液理论和方法来确定，而真菌的培养和分离提取以及生物活性试验又涉及生物学和医学领域。
参考来源 - 不同茯苓菌丝体的多糖结构和生物活性·2,447,543篇论文数据，部分数据来源于NoteExpress
Classification of membrane separations is based primarily on molecular size.
膜分离的分类基本依据是分子大小。
The mass flux of macromolecules ia solution depends on molecular weight, polymer density, molecular size and shape.
大分子的输运物质流决定于其分子量、密度、分子尺寸和形状。
Therefore, it would find some uses in adsorptive separation of organic compounds with similar structure but different molecular size.
有吸附，表现出了分子筛效应。 可望应用于结构类似而分子体积大小不同的有机物特别是天然有机物的吸附分离。
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