脏污材质对散体道床剪切力学性能影响的试验研究
高亮a,b, 徐旸a,b, 殷浩a,b

Experiment research of shear behavior of railway ballast influenced by different fouling materials
GAO Lianga,b, XU Yanga,b, YIN Haoa,b
自主研发的道砟直剪仪器结构图