A Study on Development of Automotive Panel of Bumper Reinforcement with High Strength Steel Using Roll Forming Process (롤포밍 공정을 이용한 고장력강 재질의 범퍼보강 차체판넬 개발에 관한 연구)
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- Journal of the Korean Society for Precision Engineering
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- v.29 no.8
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- pp.840-844
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- 2012