本研究工作对水下焊接电弧物理及焊接冶金的研究有参考价值。

This research is significant and valuable to the study of underwater welding arc physics.

youdao

本研究工作对水下焊接电弧物理及焊接冶金的研究有参考价值。

This research is significant and valuable to the study of underwater welding arc physics.

youdao