ingot cap

例句：

1. 1. The forging process involves heating the ingot and shaping it into a desired shape.
   锻造过程涉及加热钢锭并将其塑造成所需形状。
2. 2. The engineer used a special tool to remove the ingot cap and reveal the hidden metal.
   工程师使用特殊的工具来去除钢锭帽并露出隐藏的金属。
3. 3. The ingot cap was carefully removed from the furnace before the final casting took place.
   在最终铸造之前，小心地从炉中取出钢锭帽。