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[期刊论文] 作者：HU Yao-ping,CAO Lei-jian,GU Li,
来源：中南大学学报（英文版） 年份：2004
D,L-lactide was prepared from D,L-lactic acid by means of polymerization and depolymerization at low vacuum level.Morpholine-2,5-dione (MD) was synthesized from...
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