如今,在许多大城市里,交通拥挤已经被当作家常便饭。尤其是上下班时的高峰期,有时会有走路都比开车快的感觉,因此许多人改变了出行的方式,改乘公交、地铁出行,但这些公共交通工具多半人满为患。电动自行车在此时脱颖而出,由于其方便、快捷、易操作的特点,成为了众多家庭首选的出行工具。但是同时这也出现了一些问题。电 Nowadays, in many big cities, traffic congestion has been considered a commonplace. In particular, at peak times when going to get off work, there are times when walking is faster than driving. Many people have changed their mode of travel to take bus and subway trips. However, most of these public transport modes are overcrowded. Electric bike at this time come to the fore, due to its convenient, fast, easy to operate features, has become the preferred home for many travel tools. But at the same time, there are some problems. Electricity