新型提速120 t长大平车4D轴焊接构架式转向架的研制
신형제속120 t장대평차4D축한접구가식전향가적연제
Development of the 4D-Axle Welding Frame Type Bogies for New Type Speed Increased 120 t Long and Big Cargo Flat Cars
저자의 최근 논문