The results show that rare earth element La helps to improve the microstructure of nitrided layers by way of micro alloying effect which is dependent on its permeation into the nitrided layers.
试验结果表明，含镧的氮化层的韧性和抗冲蚀磨损性能明显优于普通氮化层。
The results show that rare earth element La helps to improve the microstructure of nitrided layers by way of micro alloying effect which is dependent on its permeation into the nitrided layers.
试验结果表明，含镧的氮化层的韧性和抗冲蚀磨损性能明显优于普通氮化层。
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