welding materials

• 焊接材料

welding materials的用法和样例：

例句

1. Keep Welding Material in Required Conditions.
   确保焊接材料在适当的条件下存放。
2. Variety and quality of ferroalloys in application to welding material have been introduced in this paper.
   简要介绍了焊接材料使用的铁合金种类与质量要求。