pile cofferdam

• 桩围堰

pile cofferdam的用法和样例：

例句

1. Construction of footings in water by sheet pile cofferdam method and pumping water from within the dam to settling ponds before returning it to the watercourse.
   施工的脚在水中钢板桩围堰施工方法及抽水，从山峡大坝至沉降池，然后再返回到水道。