详细介绍了堆焊、激光熔覆、激光熔射、等离子熔化-注射等颗粒增强表层复合材料的制备方法，并分析了各种制备技术的优缺点。
Hardfacing, laser cladding, laser melt injection and plasma melt injection were introduced, and the virtues and defects of all the methods were discussed.
详细介绍了堆焊、激光熔覆、激光熔射、等离子熔化-注射等颗粒增强表层复合材料的制备方法，并分析了各种制备技术的优缺点。
Hardfacing, laser cladding, laser melt injection and plasma melt injection were introduced, and the virtues and defects of all the methods were discussed.
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