However, the first diesel locomotive, the "Dongfeng", was introduced in 1959 and during the 1980s and 90s, diesel and electric locomotives gradually replaced the steam engines on main lines.
During the 1980s and 90s, diesel and electric locomotives gradually replaced the steam engines on main lines. However, the first diesel locomotive, the "Dongfeng", was introduced in 1959.
However, the first diesel locomotive, the "Dongfeng", was introduced in 1959. During the 1980s and 90s, diesel and electric locomotives gradually replaced the steam engines on main lines.
However, the first diesel locomotive, the "Dongfeng", was introduced in 1959. During the 1980s and 90s, diesel and electric locomotives gradually replaced the steam engines on main lines.