liner plate cofferdam

例句：

1. 1. The engineer used a liner plate cofferdam to build the dam.
   工程师使用衬板和围堰建造了大坝。
2. 2.The construction crew carefully placed the liner plate cofferdam in place.
   施工队小心翼翼地将衬板和围堰放置到位。
3. 3.The liner plate cofferdam was crucial for maintaining water levels during the flood season.
   衬板和围堰在洪水季节维护水位方面至关重要。