探讨了反应温度、真空度、催化剂对DLLA收率的影响，聚合温度、时间、催化剂用量与PDLLA平均摩尔质量的关系，对它们的结构进行了红外光谱测试。
The effect of temperature, vacuum, catalyst on the yield of DL la, the relationship between the temperature, time, catalyst content and average molar mass of PDLLA were discussed.
探讨了反应温度、真空度、催化剂对DLLA收率的影响，聚合温度、时间、催化剂用量与PDLLA平均摩尔质量的关系，对它们的结构进行了红外光谱测试。
The effect of temperature, vacuum, catalyst on the yield of DL la, the relationship between the temperature, time, catalyst content and average molar mass of PDLLA were discussed.
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