The micro-structure of cutting grooves was analyzed with JXA-840A. It is found that the treated layers of grooves have a fine hardness property and good joining strength with the base metal.
采用JXA-840A分析了微加工形貌，表明微腔（槽）表面留有一层致密的硬化层，且与基体结合良好。
The fine carbon additive in feedstock powders not only increases the hardness of the coatings but also decreases the degree of decarburization.
喷涂粉末中加入细碳粉不仅有利于提高涂层的硬度，而且可减小涂层脱碳程度。
The molybdenum sintered at lower temperature by SPS having higher hardness is due to fine grain strengthening.
SPS在较低温度下烧结的钼的硬度较高，原因是其晶粒较细。
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