projection welder
常见例句
- It is analyzed that electrode surface sticks dirty spot unevenly and electric field varies irregularly during welding the phosphorized weldment by 3-phase DC projection welder secondary rectification.
分析了三相次级整流凸焊表面磷化构件时，产生电极表面不均匀粘污，从而引起电流场发生畸变的原因。 返回 projection welder