What does the letter at the beginning of the train mean?

D-type EMU is the fastest train on land at present.

02

Z-through train, which means that one city goes straight to another city without stopping.

03

T- express train, express train is an express train.

04

K-express train. The express train is a little slower than the express train.

05

Y-type tourist trains generally consist of two sections.

06

Trains without letters-ordinary trains are the slowest, more than twice as slow as express trains.

Trains, the means of transportation for human beings.

1804, the world's first steam locomotive was built by British mining technician Drivesk using Watt's steam engine, with a speed of 5 to 6 kilometers per hour. Because coal or firewood was used as fuel at that time, people called it "train" and it has been used ever since.

1840 On February 22nd, the world's first real train running on the track was designed by Kangwa engineer Charlie Levisik.

1879, Siemens electric company of Germany developed the first electric locomotive.