deep excavation pit

• 深基坑

deep excavation pit的用法和样例：

例句

1. New design and execution techniques are adopted in South Anchor Cushion Foundation Pit,namely freezing method of row piles.
   其南锚定基础深基坑支护采用了钻孔灌注桩排桩加多道支撑挡土的排桩冻结法。
2. According to the working characters of retaining piles for deep excavation, the arching effect in adjoining soil is analyzed.
   根据深基坑桩排式支护中护壁桩的受力变形特点，分析了被支护土体中的成拱作用。