hour hammer stud

例句：

1. 1.The carpenter used a hammer todrive in the hour hammer studs.
   木匠用锤子将小时铆钉打入。
2. 2. Theconstruction worker was fixing the hour hammer studs on the wall.
   建筑工人正在给墙上的小时铆钉做固定。
3. 3. Theengineer checked the hour hammer studsfor strength and durability.
   工程师检查了小时铆钉的强度和耐用性。