在真空条件下对AZ91 H P镁合金进行了激光熔凝处理。
AZ91HP magnesium alloys were treated by vacuum laser melting.
为了提高硼铸铁缸套的耐磨性能，对硼铸铁气缸套进行激光熔凝处理。
In order to improve the wear performance of boron cast iron cylinder liner, the laser remelting process has been used.
结果表明，激光熔凝处理后获得超细化的枝品组织，其抗弯强度和耐磨性显著提高。
The experimental results show that super-refined microstructure is formed in the remelting layer. The bending strength and wear resistance are enhanced evidently.
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