结果表明，改性聚甲醛的分子量得到了较好的保持，抗冲击韧性及断裂伸长率均明显优于未改性聚甲醛。
The result showed the molecular weight of modified POM were kept well, which leaded higher impact strengh and elongation at break than pure POM.
结果表明，改性聚甲醛的分子量得到了较好的保持，抗冲击韧性及断裂伸长率均明显优于未改性聚甲醛。
The result showed the molecular weight of modified POM were kept well, which leaded higher impact strengh and elongation at break than pure POM.
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