vacuum-pressing

例句：

1. 1. The vacuum-pressing process is crucial for the production of electronic components.
   真空压制过程对于电子元件的生产至关重要。
2. 2. During the vacuum-pressing stage, the material is subjected to high pressure to remove impurities.
   在真空压制阶段，材料受到高压以去除杂质。
3. 3. The vacuum-pressing machine is used to compress and shape metal sheets into sheet metal.
   真空压机用于将金属板材压缩成型为钢板。