无砟轨道防沙挡板减沙效果的数值模拟研究 |
常凡, 胡伟伟, 李兴财 |
Numerical simulation study on sand-reduction effect of sediment baffles of ballastless track |
Fan Chang, Weiwei Hu, Xingcai Li |
图10 原始轨道及布设装置前后轨沙粒体积分数比 |
Fig.10 The volume fraction ratio of sand particles before and after the original track and the layout device |
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