first-melt ingot

例句：

1. 1. 初熔锭
   first-melt ingot
2. 1. The first-melt ingots were used to make the early computers.
   最初的铸锭用于制造早期的计算机。
3. 2. The process of first-melt ingots is crucial for the production of high-quality steel.
   初熔锭过程对于生产高质量钢材至关重要。
4. 3. The first-melt ingots are often used as raw materials for other metals.
   初熔锭通常作为其他金属的原材料。