자격증취득/산업기계설비기술사(완)
기계재료 전단탄성변형에너지, 비틀림탄성병형에너지, 파손예측, 최대주응력설 최대전단응력설, 전단변형에너지설
Dr. Gold.
2020. 8. 11. 13:07
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