聚乳酸（PLA）网格沙障耐老化性能及防沙效果

屈建军, 洪贤良, 李芳, 冯筱, 孟一江, 丁伊央, 杨明全

Aging resistance of polylacticacid sand barriers and its sand fixation effectiveness

Jianjun Qu, Xianliang Hong, Fang Li, Xiao Feng, Yijiang Meng, Yiyang Ding, Mingquan Yang

图7 PLA网实验室加速老化过程强度保持率

Fig.7 The strength retention rate of polylacticacid sand barriers during the accelerated aging test in laboratory