管状单曲率多面壳体液压胀形制造薄壁弯头工艺研究
관상단곡솔다면각체액압창형제조박벽만두공예연구
Study on Manufacture of Thin-walled Pipe Elbows by Hydro-bulging Tubular Single-curvature Polyhedron
저자의 최근 논문