ONE of the most promising alternatives to plastics made from oil is polylactic acid (PLA).
能够代替石油来制造塑料的最好选择是聚丙醇酸（聚乳酸纤维）。
Polylactic acid(PLA) and polyglycolic acid(PGA) have been commercially available for human clinical use because of their satisfactory biocompatibility and biodegradation.
有机高分子聚合物聚乳酸、聚乙醇酸具有良好的生物相容性和可降解性，已被广泛应用于临床。
The of polylactic acid(PLA) was obtained by ring-opening polymerization and the synthesis conditions to get 444,848 molecular weight were optimized.
采用间接开环聚合法合成了平均分子量为444 ，848的聚乳酸，并对合成工艺作了优化。
Polylactic acid (PLA) is a linear aliphatic polyester produced by poly-condensation of naturally produced lactic acid or by the catalytic ring opening of the lactide group.
聚乳酸(PLA)是一种线性脂肪族聚酯的聚乳酸中自然产生的或由丙交酯开环缩合催化剂组产生。
In this paper, the polylactic acid is synthesized by two-step method from lactic acid to lactide, then open-ring polymerize to PLA (polylactic acid).
采用二步法由乳酸制备丙交酯，由丙交酯的开环聚合制备高分子量的聚乳酸。
Objective To evaluate the role of polylactic acid(PLA) in the formation of artificial dermis as the scaffold material and its significance in tissue engineering for artificial skin.
目的利用多孔聚乳酸海绵材料作为真皮支架材料，研究其在组织工程真皮构建中的作用及意义。
Objective To evaluate the role of polylactic acid(PLA) in the formation of artificial dermis as the scaffold material and its significance in tissue engineering for artificial skin.
目的利用多孔聚乳酸海绵材料作为真皮支架材料，研究其在组织工程真皮构建中的作用及意义。
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