quality of beam

例句：

1. 1.The engineer measured the quality of the beam before it was used in construction.
   工程师在建筑使用前测量了梁的材质质量。
2. 2.The beam's material quality is critical for its durability.
   梁的材质质量对其耐用性至关重要。
3. 3. The beam's material quality has a direct impact on its strength and stability.
   梁的材质质量直接影响其强度和稳定性。