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8 30°防沙挡板距路堤顶部不同高度水平风速变化 |
Fig.8 Variation of horizontal wind velocity at different heights of 30° sand-proof baffle from embankment top |
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