prestressed concrete structure

例句：

1. 1.The new bridge is a prestressed concrete structure, which greatly reduces traffic congestion.
   这座新桥是一座预应力混凝土结构，极大地减少了交通拥堵。
2. 2.The engineer designed the prestressed concrete structure to withstand high loads.
   工程师设计了预应力混凝土结构来承受高负载。
3. 3.The prestressed concrete structure is an essential part of the construction project, requiring careful planning and execution.
   预应力混凝土结构是建设项目中不可或缺的一部分，需要仔细规划和执行。