On the basis of the construction of soft foundation disposal of function-expanding route in Dacheng, this paper illustrates the principle, design and construction of powder-spraying stake.
文章分析了达成扩能线软弱地基处理的施工过程，并对粉喷桩的原理、设计、施工进行了阐述。
In the process of expressway construction, the disposal of soft soil foundation has become a very important problem.
在高速公路建设过程中，软土路基的处理已成为一个非常重要的问题。
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