Modern analytical methods have been used to investigate the patterns of fusion zone and the diffusion behaviors of elements by tig direct welding and tig with Sn as transition layer welding.
利用现代分析测试手段分别研究了TIG焊直接焊接镁铝和镀锡焊接镁铝的焊缝熔合区形貌，并对其进行了元素扩散行为的分析及比较。
The results of experiments showed that the Nb can raise the depth of diffusion zone, hardness, wear resistance, strength and toughness of the nitriding layer of the matrix steel.
实验结果表明，铌能增加扩散层深度、 硬度及耐磨性，提高渗层的强韧性。
Strong light inserts this buffer zones and the floor of south buffer zone reflects the light to ceiling, with diffusion light that enters through the curtains.
强烈的光照照射到这个隔离区和南侧隔离区的地板上后，将光线反射到天花板上，发散开来的光线还会穿透窗帘。
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