利用X射线衍射仪和扫描电镜研究了稀土催渗离子渗氮过程中，稀土与氧之间的作用对催渗效果的影响。
Effect of reaction of rare earth to oxygen on catalysis effect in plasma nitriding process catalyzed by rare earth has been studied with X-ray diffractometer and scanning electron microscopy.
针对等离子体渗氮工艺过程特殊，控制量变化复杂，人为因素影响较大等情况。
There is the special process for the techniques of plasma nitriding, which includes some complex controlling variables, a high influential artificial factor and so on.
针对等离子体渗氮工艺过程特殊，控制量变化复杂，人为因素影响较大等情况。
There is the special process for the techniques of plasma nitriding, which includes some complex controlling variables, a high influential artificial factor and so on.
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