reciprocating welding electrode

例句：

1. 1. The reciprocatingwelding electrode is used in theprocess of welding to ensure agood connection between the two pieces being joined.
   交流焊丝在焊接过程中用于确保两块待连接部件之间良好连接。
2. 2. The reciprocating welding electrode isan essential tool for welding,as it provides a stable and consistent heatsource.
   交流焊丝是焊接中不可或缺的工具，因为它提供了稳定且一致的热源。
3. 3. The reciprocating welding electrode is designed to provide a smoothand even heat distribution during the welding process.
   交流焊丝设计用于在焊接过程中提供平滑且均匀的热量分布。