试验研究及工程实践结果表明：对于砾石土及风积沙，采用干压实施工工艺修筑路基是完全可行的；
The results of experiments and engineering show that it is feasible to adopt dry compaction procedure for subgrade construction road.
其次，进行了陶粒粉煤灰混凝土、粘性土、风积砂、砂砾和石灰土等几种材料的台背回填离心模型试验。
Secondly, models with different backfill-material such as argil fly-ash concrete, soil, sand, grit and lime-stabilized soil were experimented.
风积土在我国分布范围较广，具有显著的结构性。
The aeolian soil is broad in our country distribution range which has the remarkable structural characteristic.
风积土在我国分布范围较广，具有显著的结构性。
The aeolian soil is broad in our country distribution range which has the remarkable structural characteristic.
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