two-gap head

例句：

1. 1.The two-gap head is a crucial part of the assembly process.
   两个间隙的头部是装配过程中至关重要的部分。
2. 2. The two-gap head allows for easy access to the screws.
   两个间隙的头部便于轻松访问螺丝。
3. 3. The two-gap head ensures that the components fit together properly.
   两个间隙的头部确保组件正确配合。