retaining support of foundation pit

• 基坑支护

retaining support of foundation 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. The previous researches drew the conclusion that the soil arching between protecting piles of foundation pits generates in the rather large domain behind the protecting piles.
   摘要深基坑支护桩间土体拱效应是在支护桩后一定范围内的土体上产生的。