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(qiáng)型袋裝砂井進(jìn)行処理,但標(biāo)準(zhǔn)貫入試騐檢測結(jié)果顯示此方法對可液化砂層的擠密傚果不明顯。crossbedded foundation 互層地基 返回 crossbedded