sill depth

例句：

1. 1. The engineer measured the sill depth to ensure the stability of the foundation.
   工程师测量了壁槽深度以确保地基的稳定性。
2. 2.The construction crew was working on a project that required precise measurements of the sill depth.
   施工队伍正在进行一个需要精确测量壁槽深度的项目。
3. 3. The engineer used specialized equipment to determine the exact sill depth for the new building.
   工程师使用专用设备确定新建筑的准确壁槽深度。