焊接

例句：

1. 1. Thewelding process is essential for thestructural integrity of the bridge.
   焊接过程对于桥梁的结构完整性至关重要。
2. 2. The carpenterused a hammer to weld the metaltogether.
   木匠用锤子将金属连接在一起。
3. 3.The team successfully welded the twopieces of metal together.
   团队成功地将两块金属连接在一起。