The results show that the N content increases obviously with the increase of the recycle times of revert alloys, the microporosities content is higher than that of virgin alloy.
结果表明：随返回次数的增加，返回合金的N含量随之增加，组织中疏松数量也随之增多。
2
Compared to rare earth high Cr-Ni-N, cost falls 60%; Compared to W-Cr alloy, cost falls 70%.
与稀土高铬镍氮相比，成本降低60%，与钨铬合金相比，成本降低70%。
3
In this paper, magnesium alloy AZ31 has been treated by nitrogen-plasma based ion implantation (N-PBII). And we deposited DLC on a part of the nitrogen-implanted samples.