roller bend test

例句：

1. 1.The engineer conducted a roller bend test on the new steel beam to ensure its strength and durability.
   工程师对新钢梁进行了滚弯试验，以确保其强度和耐用性。
2. 2.During the design phase, the structural engineer performed a roller bend test to assess the beam's flexibility under load.
   在设计阶段，结构工程师进行了滚弯试验，以评估梁在载荷下是否具有足够的灵活性。
3. 3. The roller bend test is crucial for ensuring the integrity of the bridge structure during construction and maintenance.
   滚弯试验对于确保桥梁结构在施工和维护期间的完整性至关重要。