crack width

例句：

1. 1. The engineer measured the crack width to ensure the integrity of the structure.
   工程师测量了裂缝宽度，以确保结构的完整性。
2. 2.The carpenter carefully measured the crack width before repairing the door.
   木匠在修理门之前仔细测量了裂缝宽度。
3. 3.The scientist used a microscope to measure the crack width in the sample.
   科学家使用显微镜测量样本中的裂缝宽度。