综述了铝合金激光焊接技术的新近发展.列举了铝合金激光焊接的优越性和常见的焊接缺陷,重点分析了激光焊接气孔的复杂性和特殊性,给出了现今有关小孔研究工作的新进展.激光焊接的主要优点是高效率,尤其体现在大厚度的深熔焊接上.要想成功实现大厚度铝合金的深熔焊接,必须解决小孔所造成的气孔缺陷问题.
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