pure nickel welding electrode

例句：

1. 1. The purenickel welding electrode is essentialfor the process.
   纯镍焊接电极对于这个过程至关重要。
2. 2. The engineer used a purenickel welding electrode to repairthe damaged part.
   工程师使用纯镍焊接电极来修复损坏的部分。
3. 3. Thepure nickel welding electrode was used tojoin two pieces of metal together.
   纯镍焊接电极被用来将两块金属连接在一起。