20CrMoH钢汽车渗碳齿轮件等温正火前冷却速度的控制研究
20CrMoH강기차삼탄치륜건등온정화전냉각속도적공제연구
Cooling Rate Control of Carburizing Automobile Pinion Parts Made of 20CrMoH Steel Before Isothermal Normalizing
저자의 최근 논문