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9 新编织的PLA网表面结构电镜扫描

Fig.9 The surface structure of the initial polylacticacid sand barrier scanned by electron microscope