The influences of wet. low temperature and wind on welding quality is studied in this article.

本文分别研究了潮湿和低温有风环境对焊接接头质量的影响。

youdao

The influences of wet. low temperature and wind on welding quality is studied in this article.

本文分别研究了潮湿和低温有风环境对焊接接头质量的影响。

youdao