常見例句In order to improve the liquidation sand and silt crossbedded foundation synthetically in a highway,the improved sand bag wells have been used. 某高速公路軟粘土與可液化砂土互層地基用加強型袋裝砂井進行處理,但標準貫入試驗檢測結(jié)果顯示此方法對可液化砂層的擠密效果不明顯。crossbedded foundation 互層地基 返回 crossbedded