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.
结果表明，超音速电弧喷涂LX88A涂层具有良好的抗冲刷磨损性能，是一种经济有效的石油矿场机械防冲蚀涂层。
The results show that the LX88A coating has excellent erosion wear resistance, which is an economical and effective erosion wear resistance coating for oil field mechanical equipment.
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