定量地求得丁-戊共聚物二元组分布及数均序列长度数据。
The dyad distribution and number-average sequence length of these copolymers were quantitatively determined.
试产结果表明该方法有效地控制了分子量和等规序列长度及其分布，微观结构与进口料相近；
As results, the morphological structure of the product was close to that of the abroad with suitable molecular weight distribution, isotacticity and section distribution.
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