The invention relates to a laser head, comprising: a pumping source for emitting a continuouslaser;
本发明涉及一种激光头，包括：泵浦源，用于发射连续激光；
2
Furthermore, it can be predicted that the continuous or quasi-continuouslaser pulse will be obtained under the proper excited pulse duration.
并进一步表明如果选择合适的激发周期，有望实现连续或准连续激光输出。
3
The results indicate that defect free joints with excellent appearance could be acquired by continuouslaser welding with flowing helium from top and back sides.