- 1 0 年前最佳解答
Practicality of the train:
The past means of transportation, there are ships sailing in the canal, go in the carriages and carriage railways by land. All these each have a shortcoming. If there is more convenient means of transportation that could substitute them, must can make the new urban prosperity, the new industry is prosperous. Therefore it was the steam motorcycle that conceived and is made.
And has reached second half of the 19th century, of various countries distance of railway see that lengthen, the quantity of the train increases too.
First, reason of the train gradual progress:
1.The mankind is to the demand for saving time: Can save time, because time is the money. The time to save can be more used.
2.The mankind is to saving the demand of the space: The route reduces the destruction to nature, set up the distance of the station.
3.Mankind's demand for the province energy: In order to reduce and consume the energy, power, change nucleon motive force.
4.Mankind's demand for little noises of low pollution:
Burnt coal, steam train, Electricity Federation train, reached the maglev train in the past, all in order to reduce the environmental pollution and noise pollution.
It send second, train future to:
Can surmount it extremely rapidly, magnetism float playing type train improving type or changing with the train of the nucleon motive force source.