1、 We export Titanium, Tantalum, Niobium , Zirconium and Nickel materials and finished products, kindly contact for inquiry!
我司出口钛, 钽, 铌, 锆, 铌金属材料及其制品.
来源:互联网
2、 Use of copper welding, the welding wire with niobium as the media.
选用铜焊, 在焊接时用铌丝作媒介.
来源:互联网
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