电动车以其节能、环保、轻便、价廉的优势进入千家万户,成为道路交通中的“主力军”。但随着电动车的激增,更加严峻的交通安全问题摆在了我们面前,情况令人担忧。车辆超标,安全难保。需要说明的是,这里所说的电动车,即电动自行车, Electric cars with its energy-saving, environmental protection, lightweight, low cost into the tens of thousands of households, become the road traffic “main force.” However, as the proliferation of electric vehicles, more stringent traffic safety issues are before us and the situation is worrying. Exceeded vehicles, safe and secure. It should be noted that the electric car mentioned here, that is, electric bicycles,