Ni-W-P 制备 ; 化学复合镀 ; 电沉积制备 ; 镍钨磷
ni w interlayer niw过渡层
ni-w合金 ni-w alloy
electrodeposition ni w 电沉积ni
ni-w镀层 ni-w coating
ni-w-p合金 ni-w-p alloy
electroless ni-w-p coating 化学镀ni
ni w 镍钨
The paper present the new developments of Ni-W coat, Ni-W-B coat, tungsten composite coat and tungsten brush coat etc.
介绍了镍钨镀层、镍钨硼（磷）镀层、含钨复合镀层和含钨电刷镀镀层等的研究与开发的近期进展。
The method of measuring c, s, p, Mn, Si, Cr, Ni, Mo, V, W, ti, Nb, Al element content by DV-4 photoelectric spectroscope on one condition is introduced.
介绍了应用DV - 4光电光谱仪，仅用一种测定条件，测定高合金钢中碳、硫、磷、锰、硅、铬、镍、钼、钒、钨、钛、铌、铝元素的含量的方法。
There exist large Au, Cu, Pb-Zn, Ni, rare metals, rare earth, Sn, Mo, V, Ti, W and some other types of ore deposits.
具有大型、 超大型规模的矿产为金、铜、铅锌、镍、稀有金属、稀土金属、锡、钼以及钒、钛、钨等。
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