spring box mould

例句：

1. 1. The engineer used a spring box mould to create the intricate design on the new car.
   这位工程师使用弹簧盒模具在新车上创造了复杂的设计。
2. 2.The spring box mould is essential for the production of high-quality electronic components.
   弹簧盒模具对于生产高质量电子元件至关重要。
3. 3. The spring box mould was designed to reduce the manufacturing costs and improve efficiency.
   弹簧盒模具被设计来降低成本并提高效率。