Some special dynamic characteristics were disclosed using some special phenomena in the EBW processing,and at the same time,the physical models of the EB deep penetration were put forward.

• 回顾了前人利用电子束焊接过程产生的特有现象作为研究瞬态过程的依据 ,揭示了一些焊接瞬态特征以及提出的各种有关电子束深穿透焊接的物理模型。