depth gauge clearance

例句：

1. 1. The engineer used a depth gaugeto measure the depth of the hole.
   工程师使用深度计来测量孔的深度。
2. 2. Theclearance between the two parts of the machinewas critical for its operation.
   机器两部分之间的间隙对于其运行至关重要。
3. 3. The manufacturerinsisted on maintaining a certainclearance between the moving parts toensure smooth operation.
   制造商坚持保持移动部件之间的一定间隙，以确保平稳运行。