molecular weight and distribution

基本解释

And find that its molecular weight and distribution have relation with the product's degree of branching, according to different feeding ratio.
在不同投料比下，发现枝化度越高，聚合物分子量越小，分子量分布越宽，产率越高；
There are great difference in their molecular weight and distribution coefficient, which are the main factors affecting the applied performance of polyethylene wax.
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。
The methods of precipitation and blending to adjust the molecular weight and distribution of polycarbosilane(PCS) synthesized at high temperature under high pressure were investigated in the paper.
采用高温高压法合成了聚碳硅烷（PCS），通过改变合成条件与减压蒸馏温度的方法对PCS分子量及其分布进行调控。