And when other condition is constant ,with scanning velocity increasing, the rate of dilution discreases, hardness increases;and with wire feed rate increasing, the micr...

• 当其它条件不变时；随着扫描速度的增加；堆焊层的稀释率下降；硬度增加；随着送丝速度的增加；堆焊层的组织均匀分布；硬度先增加；后下降.