It was drawn up from EPMA that the element distributions vertically along interface do not change whether with or without pressure and that the joining gaps decrease with pressure.

• EPMA结果表明，在加压和无压状态下 ，接头中各元素在垂直界面方向上的总体分布不发生变化。加压可以减小接头钎缝宽度，控制接头间隙。