国产与进口聚乙烯的分子量分布系数存在很大差异，并且分子量分布系数是造成聚乙烯蜡的应用性能差异的主要因素。
There are great difference in their molecular weight and distribution coefficient, which are the main factors affecting the applied performance of polyethylene wax.
水不溶沉淀物（乙酰化木质素）的重均分子量分布在341到253之间，分散性系数分布在1.1到1.2这一窄范围内。
The water insoluble precipitate (acetic acid lignin, AcL) had a low weight-average molecular weight range from 341 to 253 (Mw) and a narrow molecular weight distribution from 1.1 to 1.2.
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