The results showed that the forming of crack was mostly made by the interface defect between overlaying welding layer and matrix.
结果表明，堆焊层与基体的界面缺陷是裂纹形成的主要原因。
The results showed that the forming of crack was mostly made by the interface defect between overlaying welding layer and matrix.
结果表明，堆焊层与基体的界面缺陷是裂纹形成的主要原因。
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