Опубликовано в "Велосипед", язык - English. 17 страниц.
For now it appears there is a simple solution to cycling’s biggest flaw – use electricity to turn the pedals.
Table of Contents
Some brief history of the electric bike.
The science behind the e-bike.
Wheels and brakes.
Different types of electric bicycles.
Electric scooters Еще
Biking has been the most passionate sport these days. Here you can learn about best, industry-leading scooters and e-bikes. Еще