Nb
2
N涂层制备及其耐腐蚀性能研究
史昆玉(
),张进中,张毅,万毅
Preparation and Corrosion Resistance of Nb
2
N Coating on TC4 Ti-alloy
SHI Kunyu(
),ZHANG Jinzhong,ZHANG Yi,WAN Yi
图3.
Nb
2
N涂层划痕法测试过程的声发射信号
Fig.3.
Acoustic emission signals of Nb
2
N coating during scratching