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研究了一种耐热聚乳酸，并对其进行了红外光谱、示差扫描量热分析、 热重分析、X-射线衍射、热收缩及断裂强力等测试。
The heat resistant poly(lactic acid) was studied, the structure and properties were characterized by FTIR, DSC, TG, X-ray diffraction, heat shrinkage and breakage strength.
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