The nanometer tin powders were prepared by DC arc plasma evaporation method using a self-designed and fabricated apparatus.
采用高纯锡，通过自行设计的直流电弧等离子体蒸发设备制备了纯净的纳米锡粉。
The pure nickel nanopowders were prepared by DC arc plasma evaporation method using self-designed and fabricated experimental apparatus.
采用自行研制的试验装置，用直流电弧等离子体蒸发法制备了高纯度的纳米镍粉。
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