indirect arc heating

例句：

1. 1.In the process of welding, the indirect arc heating method is widely used to improve the welding efficiency.
   焊接过程中，广泛使用间接弧加热方法以提高焊接效率。
2. 2. The indirect arc heating method can effectively reduce the heat input during welding, which is beneficial for improving the quality of the welded joints.
   间接弧加热方法能有效减少焊接时的热输入，有利于提高焊缝质量。
3. 3. The indirect arc heating method is also widely used in the field of metallurgy and materialsscience, where it can be used to improve the strength and toughness of materials.
   在冶金和材料科学领域，间接弧加热方法也被广泛应用，用于提高材料的强度和韧性。