transverse groove of antihelix

例句：

1. 1.The design of the gearbox is crucial for the performance of the transmission system.
   齿轮箱的设计对于传动系统的性能至关重要。
2. 2.The engineer used a transverse groove of antihelix to improve the efficiency of the machine.
   工程师利用反螺旋的横向槽来提高机器的效率。
3. 3. The invention of this technology has revolutionized the manufacturing industry, making it more efficient and cost-effective.
   这项技术的发明已经彻底改变了制造业，使其更加高效和成本效益。