“电弧”的英语？

焊缝外要避免电弧穿刺.Arc strikes outside of the welds were avoided.我们总是用直流(交换 ) 电弧焊机焊吸收子.We used to weld pipes with direct. C are welder A . C . welder.介绍了利用复合梁理论测量高速电弧喷涂层弹性模量的方法.An effective three - point bending test based on co...

“电弧”的拼音为：diàn hú...