自行车的发明

发布网友发布时间：2022-04-29 23:06

共4个回答

热心网友时间：2022-06-25 09:35

Now, as the tide bicycles, all over the world, into every household.But very few people knew that the bicycle was invented by a German Lin, Mingjiaodelaisi (1785-1851).N. Lin who was supposed to be a day should come from a piece of forest grove another film, years of hard walking,he invented a transport aroused the desire.He thought : If people can sit on wheels, it did not go even faster!Thus began the design and manufacture of bicycles N..He spent two wooden round, a saddle, in front of a security controls on the handlebar, a wheel made of.He sits vehicle, driven wooden launches campaign to double pedal.Thus came into being the world's first bike.1817, N. first bicycle tourism, who suffered flash along the taunts : :He was determined to use facts to answer this bastard.A competition, he was riding through the four-hour distance, horses with the 15-hour car.Nevertheless, there is still no one is willing to proction companies, selling bicycles.1839, the Su-lan who invented the pedal Makemi clean, and place in the front bicycle,make bicycles technology has greatly enhanced the step.After several decades, the emergence of a wide range of bicycles and bicycle as windsurfing, water treadmill, bicycle ice.five rounds of bicycles and bicycle become popular mode of public transport.After this pneumatic tires, chains, such as the emergence of a bicycle more perfect structure.N. also invented a meat grinder, the typewriter, can rece labor intensity.Railway workers on the railroad tracks is now promoting the use of staff cars, N. invention, called the "N.."

热心网友时间：2022-06-25 09:35

你难道不是中国人吗？怎么还需要别人翻译？

热心网友时间：2022-06-25 09:36

1817年德莱斯

热心网友时间：2022-06-25 09:37

1817年发明的