By the roadbed height proposed and the analysis of wind velocity flow field, the active sand dune zone should be kept between 1.
按风速流场分析所建议的路基高度为：流动沙丘区路基合理高度宜在1。
By the roadbed height proposed and the analysis of wind velocity flow field, the active sand dune zone should be kept between 1.
按风速流场分析所建议的路基高度为：流动沙丘区路基合理高度宜在1。
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