In the course of laser-arc hybrid welding,the high frequency caused by drawing arc interfered the control system which make the laser and electric arc not able to realize the hybrid welding.

• 激光-电弧复合焊接过程中,由于引弧产生的高频干扰了激光器的控制系统,造成了激光和电弧不能实现复合焊接。