• 台背回填 - 引用次数：6

  With the bridges and culverts structure in the expressway construction increasing,the quality of the back filling behind abutment has a direct connection with the service performance and service life of the freeway.

  随着公路建设中桥涵结构物的增多,台背回填的质量好坏直接关系到一条高速公路使用性能和使用寿命的好坏。

  参考来源 - 长株高速公路台背回填石灰土工程应用研究

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