This letter is to inform you that we have lately obtained a patent for an improved method of aluminumsoldering.
我们改进的铝焊接法最近获得专利权，特此函告。
2
Techniques for soldering and encapsulating aluminum-alloy case and substrate based on low-temperature aluminumsoldering materials are described in the paper.
文章介绍了一种采用低温铝钎焊料和钎焊技术的铝合金外壳基板钎焊和密封方法。
3
The products have a good effect on grinding between cast solderingAluminum, Copper, Magnesium, Zinc alloy.