double V butt joint

例句：

1. 1. The engineer designed the doubleV butt joint to ensure maximum strengthand durability.
   工程师设计了双V接头，以确保最大的强度和耐用性。
2. 2. In theconstruction industry, double V butt joints are commonly used in reinforced concretebeams.
   在建筑业中，双V接头常用于钢筋混凝土梁。
3. 3. The double V butt joint was a breakthrough instructural engineering, allowing for greater flexibility andadaptability.
   双V接头是结构工程的一项突破，使得结构更加灵活和适应性强。