rifle barrel groove cutting broach

例句：

1. 1.The rifle barrel groove cutting broach is essential for accurate shooting.
   步枪枪管槽切刀对于精准射击至关重要。
2. 2. The rifle barrel groove cutting broach was designed to improve accuracy and reduce recoil.
   步枪枪管槽切刀的设计旨在提高精度并减少后坐力。
3. 3. The rifle barrel groove cutting broach is used in the manufacturing process of firearms.
   步枪枪管槽切刀在火器制造过程中使用。