horseshoe gauge

例句：

1. 1. The horseshoe gauge was used to measure the width of the horseshoe.
   马蹄铁规用来测量马蹄的宽度。
2. 2.The horseshoe gauge was used to check the accuracy of the measurements.
   马蹄铁规用来检查测量的准确性。
3. 3. The horseshoe gauge was used to ensure that the horseshoe fit properly.
   马蹄铁规用来确保马蹄铁合适地安装。