无规(立构)聚合物;
It was concluded from the experiment that the content of the isotactic polymer was the lest, the syndiotactic polymer was the most and the atactic polymer was between them.
由实验得到以下主要结论:PA-18降凝剂结构中全同立构聚合物含量最少,间同立构聚合物含量最多,无规立构聚合物含量介于两者之间。
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