Natural high polymer materials can be modified into artificial ones capable of biological degradation to meet the urgent need of mankind.
天然高分子材料经过改性可加工成为人类急需的可生物降解的人工高分子材料。
By adding a natural high polymer as flocculation agent, the factors influencing bacteria coagulation in lysine fermentation liquor were studied.
采用自制天然高分子聚合物为絮凝剂，对影响赖氨酸发酵液中菌体絮凝作用的各种因素进行了研究。
A natural or synthetic polymer of high molecular weight (i. e., 5000 or more).
高分子量(即5000以上)的天然或合成聚合物。
Lignin, which exists as high polymer in plant, is a sort of environment friendly and reproducible natural resource, whose reserves in the world is next to cellulose.
木质素作为植物中蕴藏量仅次于纤维素的高聚物，是一种廉价易得，储量丰富，环境友好的可再生天然资源。
Polymer: Natural or synthetic plastic-like substances having molecule in a high relative molecular mass formed by the chemical linking of many simple molecules, of the same substance.
聚合物：类似塑胶的人造或天然物体。由许多简单而属于同一种物质的分子，通过化学结合而形成，并具有较高的相对分了质量。
Polymer: Natural or synthetic plastic-like substances having molecule in a high relative molecular mass formed by the chemical linking of many simple molecules, of the same substance.
聚合物：类似塑胶的人造或天然物体。由许多简单而属于同一种物质的分子，通过化学结合而形成，并具有较高的相对分了质量。
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