oxygen weld

例句：

1. 1. The oxygen welding process is crucial for the integrity of the steel structure.
   氧气焊接过程对于钢结构的整体性至关重要。
2. 2. In this case, the oxygen welding process was used to repair the damaged area.
   在这种情况下，使用了氧气焊接过程来修复受损区域。
3. 3.Oxygen welding is a technique that involves using an electric arc to melt and join metal together.
   氧气焊接是一种技术，它涉及使用电弧将金属熔化并连接在一起。