unfired fusion welded pressure vessel

例句：

1. 1.The unwelded fusion welded pressure vessel is a critical component in the process of oil refining.
   未焊接的融合压力容器是石油炼制过程中的一个关键组件。
2. 2. The unwelded fusion welded pressure vessel was designed to withstand high temperatures and pressures.
   未焊接的融合压力容器被设计来承受高温和高压。
3. 3.The unwelded fusion welded pressure vessel has been used in various industrial applications for decades.
   未焊接的融合压力容器已经使用了几十年，在各种工业应用中得到了广泛应用。