prestressed-concrete cylinder

例句：

1. 1. The prestressed-concrete cylinder is used in the construction of buildings.
   预应力混凝土圆柱体用于建筑施工。
2. 2.The prestressed-concrete cylinder is a crucial component in the design of bridges.
   预应力混凝土圆柱体是桥梁设计中的关键组成部分。
3. 3.The prestressed-concrete cylinder is an effective way to improve the load-bearing capacity of structures.
   预应力混凝土圆柱体是一种有效提高结构承载能力的方法。