non-ferrous metals & alloys 非铁金属 ; 有色金属及合金
Non ferrous metals and alloys 不含铁的金属和合金
Non-Ferrous Metals and Ferro-Alloys 金属部
Non-ferrous metals and alloys NES 有色金属及其合金
Metallurgical workers always try to replace the non ferrous metals with some ferrous alloys.
冶金工作者总是试图用黑色合金来替换有色金属。
Silver 40% (with Sn) , Silver 30% with Sn are free flowing alloys for ferrous, non-ferrous and dissimilar metals with good fluidity.
Ag40%Sn、Ag30Sn钎料在钢铁、有色金属、异种材料的钎焊时拥有良好的流动性。
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