to maintain a smooth contact between line & train
5 railways
On successful railways it has been found that parallel works the best.
They are painted onto the floor. Then the floor is covered with ice. Because the lines are under the ice, instead of part of the ice, resurfacing the ice won't remove the lines.
No, a T-Rex cannot be painted because they are extinct dinosaurs and do not exist in the present day to be painted.
creases
Yes, tape that can be painted over can be used to create clean and precise lines in a painting project.
On successful railways it has been found that parallel works the best.
No. The word "painted" is a verb form, or an adjective. It can form a participial phrase, but it cannot be a preposition.
black
Thick black lines on maps typically represent major roads, highways, or railways. They are used to denote routes that are important for transportation and travel.
Skew lines cannot lie in the same plane.
Switzerland has the densest railway network in Europe, and the highest number of rail journeys per person.Total length of all railways: 5063 kmstandard gauge: 3652 km.The rest is mostly metre gauge.Plus there are tram systems in 4 cities.All railways in Switzerland are electrified, apart from some tourist steam railways and a few foreign owned lines which cross into Switzerland.