Bicycle is a modern instrument with a precise structure, from 1791 to 1888, the invention and improvement of the bicycle, after nearly 100 years of unremitting struggle to basically lay the prototype of modern bicycle. Today, the bicycle has become the most used, simplest and most practical means of transportation in the world, and it can be said that the bicycle is one of the greatest inventions of mankind.
Some people say, what is the bicycle, during the Warring States period, Lu Ban invented the wooden bird, flying for three days has not fallen, during the Three Kingdoms period, Zhuge Liang created a wooden cow flowing horse, or automated walking, the Tang Dynasty also had a dresser for wooden robots! Ancient China was so powerful that it could not build a bicycle? But in fact, these inventions recorded in ancient books have been lost. Don't underestimate the bicycle, which is also a high-tech product of this century.
Today we will open a brain hole, travel to ancient times, "with modern knowledge and scientific attitudes", to see how the great wisdom of how to build a bicycle from local materials, and what it would be like to ride a bicycle in ancient times.