添加第三元素镍可以有效地阻止孔隙在反应烧结中的形成。
The pores forming in reactive sintering can be effectively decreased by addition of the third element Ni.
结果表明，在适当比例的纳米镍粉及烧结温度下，合金的性能得到很大的提高。
The results indicated that the properties of alloys were greatly increased under certain proportions of nanometer Ni powder and sintering temperatures.
研究了经超细化处理的镍粉对从动齿轮烧结工艺和性能的影响。
Effect of superfine Ni powder addition on the sintering process and final properties of driven gears was studied.
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