concrete shrinkage

例句：

1. 1. The concrete shrinkage in the foundation is causing us concern.
   地基的混凝土收缩让我们感到担忧。
2. 2.The engineers are studying the causes of concrete shrinkage to improve the construction process.
   工程师们正在研究混凝土收缩的原因，以改进施工过程。
3. 3. The shrinkage of concrete can be a significant factor in determining the lifespan of a structure.
   混凝土收缩可能是决定结构寿命的一个重要因素。