通过对钣金弯曲件裂纹产生原因的工艺分析，提出了有效、切实可行的解决措施。
The paper analyzes the reason which caused the bull cracks on the bent metal-plate parts, and introduces a effective and operable method for eliminating such bull cracks.
通过对钣金弯曲件裂纹产生原因的工艺分析，提出了有效、切实可行的解决措施。
The paper analyzes the reason which caused the bull cracks on the bent metal-plate parts, and introduces a effective and operable method for eliminating such bull cracks.
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