It is showed that:(1)the major surface damage patterns due to grinding are microplastic deformation trace, fracture chipping pit, microcracks, and subsidence in the loosen region of material;

结果表明：磨削损伤的主要形式有显微塑性变形磨痕、断裂剥落坑、磨削微裂纹和材料疏松区的塌坑；

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It is showed that:(1)the major surface damage patterns due to grinding are microplastic deformation trace, fracture chipping pit, microcracks, and subsidence in the loosen region of material;

结果表明：磨削损伤的主要形式有显微塑性变形磨痕、断裂剥落坑、磨削微裂纹和材料疏松区的塌坑；

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